A. Tverdal

P. Whincup, P. Jousilahti, I. Njølstad, 2009, European journal of cardiovascular prevention and rehabilitation : official journal of the European Society of Cardiology, Working Groups on Epidemiology & Prevention and Cardiac Rehabilitation and Exercise Physiology.

Ethnic differences in SCORE cardiovascular risk in Oslo, Norway

H. Meyer, A. Tverdal, B. Kumar, 2009, European journal of cardiovascular prevention and rehabilitation : official journal of the European Society of Cardiology, Working Groups on Epidemiology & Prevention and Cardiac Rehabilitation and Exercise Physiology.

BODY HEIGHT, BODY MASS INDEX, AND FATAL HIP FRACTURES: 16 YEARS' FOLLOW‐UP OF 674,000 NORWEGIAN WOMEN AND MEN

H. Meyer, A. Tverdal, J. Falch, 1995, Epidemiology.

Body mass index as predictor for asthma: a cohort study of 118 723 men and women

V. Hjellvik, K. Furu, A. Tverdal, 2009 .

Food habits, physical activity and body mass index in relation to smoking status in 40-42 year old Norwegian women and men.

H. Meyer, A. Tverdal, E. Kvaavik, 2004, Preventive medicine.

Resting heart rate and physical activity as risk factors for lone atrial fibrillation: a prospective study of 309 540 men and women

A. Jugessur, S. Graff-Iversen, W. Nystad, 2013, Heart.

Height, weight and incidence of tuberculosis.

A. Tverdal, 1988, Bulletin of the International Union against Tuberculosis and Lung Disease.

Body mass index and incidence of tuberculosis.

A. Tverdal, 1986, European journal of respiratory diseases.

Comorbidities in an asthma population 8–29 years old: a study from the Norwegian Prescription Database

P. Nafstad, K. Furu, A. Tverdal, 2012, Pharmacoepidemiology and drug safety.

Risk factors for hip fracture in middle-aged Norwegian women and men.

H. Meyer, A. Tverdal, J. Falch, 1993, American journal of epidemiology.

Statin treatment in a cohort of 20 212 men and women in Norway according to cardiovascular risk factors and level of education.

K. Furu, A. Tverdal, S. Skurtveit, 2009, British journal of clinical pharmacology.

ORIGINAL RESEARCH ARTICLES Benzodiazepines Predict Use of Opioids— A Follow-Up Study of 17,074 Men and Women

K. Furu, A. Tverdal, S. Skurtveit, 2010 .

Cardiovascular mortality in relation to birth weight of children and grandchildren in 500,000 Norwegian families.

G. Davey Smith, P. Magnus, C. Stoltenberg, 2013, European heart journal.

Prevalence, incidence and persistence of anti-asthma medication use in 2- to 29-year-olds: a nationwide prescription study

P. Nafstad, K. Furu, A. Tverdal, 2010, European Journal of Clinical Pharmacology.

A prospective study of asthma and subsequent use of hypnotics in young adults

P. Nafstad, K. Furu, A. Tverdal, 2011, Pharmacoepidemiology and drug safety.

Drug exposure: inclusion of dispensed drugs before pregnancy may lead to underestimation of risk associations.

W. Nystad, K. Furu, A. Tverdal, 2013, Journal of clinical epidemiology.

Hip fracture and other predictors of anti-osteoporosis drug use in Norway

K. Furu, H. Meyer, A. Tverdal, 2013, Osteoporosis International.

The validity of self-reported prescription medication use among adolescents varied by therapeutic class.

K. Furu, A. Tverdal, S. Skurtveit, 2008, Journal of clinical epidemiology.

Benzodiazepine use in all alcohol consumers predicts use of opioids in patients 20 years later—a follow‐up study of 13 390 men and women aged 40–42 years

K. Furu, A. Tverdal, S. Skurtveit, 2008, Pharmacoepidemiology and drug safety.

Mental distress and subsequent use of anxiolytic drugs - A prospective population-based cohort study of 16,000 individuals

K. Furu, A. Tverdal, S. Skurtveit, 2010, Scandinavian journal of public health.

Cardiovascular disease risk factors among five major ethnic groups in Oslo, Norway: the Oslo Immigrant Health Study

H. Meyer, A. Tverdal, B. Kumar, 2006, European journal of cardiovascular prevention and rehabilitation : official journal of the European Society of Cardiology, Working Groups on Epidemiology & Prevention and Cardiac Rehabilitation and Exercise Physiology.

Alcohol consumption and incidence of pancreatic cancer

A. Tverdal, R. Selmer, Dag S. Thelle, 2022, Global epidemiology.

Is birth history the key to highly educated women's higher breast cancer mortality? A follow‐up study of 500,000 women aged 35–54

B. Claussen, A. Tverdal, B. Strand, 2005, International journal of cancer.

Cigarette smoking and colorectal cancer mortality among 602,242 Norwegian males and females

I. Gram, L. Le Marchand, E. Weiderpass, 2014, Clinical epidemiology.

Disability pension is associated with the use of benzodiazepines 20 years later: A prospective study

A. Tverdal, S. Skurtveit, I. Hartz, 2009, Scandinavian journal of public health.

The SCORE risk model applied to recent population surveys in Norway compared to observed mortality in the general population

A. Eggen, J. I. Pedersen, M. Veierød, 2006, European journal of cardiovascular prevention and rehabilitation : official journal of the European Society of Cardiology, Working Groups on Epidemiology & Prevention and Cardiac Rehabilitation and Exercise Physiology.

[Prevalence of obesity among persons aged 40-42 years in two periods].

A. Tverdal, 2001, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

[Food habits in Hedmark related to gender, education and marital status].

G. Egeland, H. Meyer, A. Tverdal, 1999, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

[Height, weight and body mass index of men and women aged 40-42 years].

A. Tverdal, 1996, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

Cancer incidence and mortality after treatment with folic acid and vitamin B12.

S. Vollset, K. Bønaa, E. Arnesen, 2009, JAMA.

Development of body weight in the Norwegian population.

H. Meyer, A. Tverdal, 2005, Prostaglandins, leukotrienes, and essential fatty acids.

Cancer Incidence and Mortality After Treatment With Folic Acid and Vitamin B 12

S. Vollset, K. Bønaa, E. Arnesen, 2009 .

Weight Variability, Weight Change and the Incidence of Hip Fracture: A Prospective Study of 39000 Middle-aged Norwegians

H. Meyer, A. Tverdal, R. Selmer, 1998, Osteoporosis International.

Height and body mass index in Oslo, Norway, compared to other regions of Europe: do they explain differences in the incidence of hip fracture? European Vertebral Osteoporosis Study Group.

T. O’Neill, H. Meyer, A. Tverdal, 1995, Bone.

Height and Body Mass Index in Relation to Total Mortality

T. Bjørge, A. Engeland, A. Tverdal, 2003, Epidemiology.

Alcohol Consumption, HDL-Cholesterol and Incidence of Colon and Rectal Cancer: A Prospective Cohort Study Including 250,010 Participants

J. Mørland, P. Magnus, Ø. Næss, 2021, Alcohol and alcoholism.

Coffee consumption and mortality from cardiovascular diseases and total mortality: Does the brewing method matter?

D. Thelle, A. Tverdal, J. Cohen, 2020, European journal of preventive cardiology.

Coffee and wine consumption is associated with reduced mortality from alcoholic liver disease: follow-up of 219,279 Norwegian men and women aged 30-67 years.

R. Myhre, D. Thelle, A. Tverdal, 2018, Annals of epidemiology.

Consumption of alcohol and cardiovascular disease mortality: a 16 year follow-up of 115,592 Norwegian men and women aged 40–44 years

P. Magnus, D. Thelle, A. Tverdal, 2017, European Journal of Epidemiology.

Adult height and the risk of cause-specific death and vascular morbidity in 1 million people: individual participant meta-analysis.

K. W. Davidson, J. Gallacher, J. Danesh, 2012, International journal of epidemiology.

Mortality following the first hip fracture in Norwegian women and men (1999-2008). A NOREPOS study.

J. Eisman, J. Center, P. Vestergaard, 2014, Bone.

The ability of the SCORE high-risk model to predict 10-year cardiovascular disease mortality in Norway

Marit B Veierød, I. Njølstad, J. I. Pedersen, 2007, European journal of cardiovascular prevention and rehabilitation : official journal of the European Society of Cardiology, Working Groups on Epidemiology & Prevention and Cardiac Rehabilitation and Exercise Physiology.

Cardiovascular risk factors in Norwegian women using oral contraceptives: results from a cardiovascular health screening 1985-88.

S. Graff-Iversen, A. Tverdal, I. Stensvold, 1996, Contraception.

[Diet changes and the rise and fall of cardiovascular disease mortality in Norway].

B. Kirkhus, J. I. Pedersen, A. Tverdal, 2004, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

[Screening of 40-year-olds--400,000 men and women attended].

A. Tverdal, R. Selmer, 2002, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

Cardiovascular risk factors in Norwegian women using oral contraceptives: Results from a cardiovascular health screening 1985–1988

S. Graff-Iversen, A. Tverdal, I. Stensvold, 1996 .

Is blood pressure treatment as effective in a population setting as in controlled trials? Results from a prospective study

A. Tverdal, P. Lund-Larsen, Hanne L. ThüUrmer, 1994, Journal of hypertension.

[Significant decline in blood pressure levels after 1996--fact or artefact?].

A. Tverdal, 2001, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

Treatment outcome of new culture positive pulmonary tuberculosis in Norway

A. Tverdal, G. Bjune, E. Heldal, 2005, BMC public health.

Body mass index in relation to adult asthma among 135,000 Norwegian men and women.

P. Nafstad, A. Engeland, W. Nystad, 2004, American journal of epidemiology.

Cohort study of coffee intake and death from coronary heart disease over 12 years

B. Jacobsen, A. Tverdal, I. Stensvold, 1996, British medical journal.

Risk factors for recent transmission of Mycobacterium tuberculosis

H T Waaler, J. Kongerud, D. Caugant, 2003, European Respiratory Journal.

The Relationship of Coffee Consumption to Various Self-Reported Cardiovascular Events in Middle-Aged Norwegian Men and Women

A. Tverdal, I. Stensvold, 1995, Scandinavian Journal of Social Medicine.

Prediction of mortality from coronary heart disease among diverse populations: is there a common predictive function?

Stuart R. Lipsitz, Daniel L. McGee, Zhaohai Li, 2002, Heart.

[Is blood pressure treatment as effective in a population setting as in controlled studies?].

A. Tverdal, P. Lund-Larsen, H. Thürmer, 1994, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

[Model for estimation of cardiovascular risk in Norway].

I. Njølstad, J. I. Pedersen, M. Veierød, 2008, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

Erratum to "Sex differences in gamma-glutamyltransferase in people aged 40-42 years in two Norwegian counties".

A. Tverdal, S. Skurtveit, 2003, Drug and alcohol dependence.

Sex differences in gamma-glutamyltransferase in people aged 40-42 years in two Norwegian counties.

A. Tverdal, S. Skurtveit, 2002, Drug and alcohol dependence.

Low blood pressure and mortality in the elderly: a 6-year follow-up of 18,022 Norwegian men and women age 65 years and older.

L. Vatten, L. Forsén, A. Tverdal, 1995, Epidemiology.

Homocysteine lowering and cardiovascular events after acute myocardial infarction.

Per Magne Ueland, Jan Erik Nordrehaug, K. Bønaa, 2006, The New England journal of medicine.

Cod Liver Oil Consumption, Smoking, and Coronary Heart Disease Mortality: Three Counties, Norway

S. Vollset, G. Egeland, H. Meyer, 2001, International journal of circumpolar health.

Coffee intake and mortality from liver cirrhosis.

A. Tverdal, S. Skurtveit, 2003, Annals of epidemiology.

Changes in body weight and incidence of hip fracture among middle aged Norwegians

H. Meyer, A. Tverdal, J. Falch, 1995, BMJ.

Effects of bovine oviduct epithelial cells, fetal calf serum and bovine serum albumin on gene expression in single bovine embryos produced in the synthetic oviduct fluid culture system.

I. Olsaker, A. Tverdal, M. Pedersen, 2005, Reproduction, fertility, and development.

Statistical aspects of fish vaccination trials.

A. Tverdal, J. Jarp, 1997, Developments in biological standardization.

Non-fasting serum triglyceride concentration and mortality from coronary heart disease and any cause in middle aged Norwegian women.

P. Urdal, S. Graff-Iversen, A. Tverdal, 1993, BMJ.

Trends in educational inequalities in cardiovascular risk factors: A longitudinal study among 48,000 middle-aged Norwegian men and women

A. Tverdal, B. Strand, 2006, European Journal of Epidemiology.

EFFECTS OF PERINATAL EXPOSURE TO LOW DOSES OF PCB 153 AND PCB 126 ON LYMPHOCYTE PROLIFERATION AND HEMATOLOGY IN GOAT KIDS

E. Ropstad, J. Lyche, J. U. Skaare, 2004, Journal of toxicology and environmental health. Part A.

Increased intestinal permeability for the isosmolar contrast medium iodixanol during small-bowel ischaemia in rats.

A. Tverdal, F. Laerum, R. Koppers, 1995, Scandinavian journal of gastroenterology.

Tuberculin status, socioeconomic differences and differences in all-cause mortality: experience from Norwegian cohorts born 1910–49

K. Liestøl, S. Tretli, J. Mæhlen, 2009, International journal of epidemiology.

Body mass index and mortality: the influence of physical activity and smoking.

H. Meyer, A. Tverdal, A. Søgaard, 2002, Medicine and science in sports and exercise.

The association between prescribed opioid use for mothers and children: a record-linkage study

K. Furu, A. Tverdal, S. Skurtveit, 2012, European Journal of Clinical Pharmacology.

High risk of overdose death following release from prison: variations in mortality during a 15‐year observation period

J. Strang, T. Clausen, A. Bukten, 2017, Addiction.

Disability pension as predictor of later use of benzodiazepines among benzodiazepine users.

Eivind Å. Skille, A. Tverdal, S. Skurtveit, 2010, Social science & medicine.

Protective effect of BCG vaccination in Norway 1956-73.

A. Tverdal, E. Funnemark, 1988, Tubercle.

Association between clinical signs and histopathologic changes in the synovium of the tarsocrural joint of horses with osteochondritis dissecans of the tibia.

A. Tverdal, M. Skydsgaard, N. I. Dolvik, 2010, American journal of veterinary research.

Health consequences of sustained smoking cessation

A. Tverdal, K. Bjartveit, 2009, Tobacco Control.

Intimate partner violence and prescription of potentially addictive drugs: prospective cohort study of women in the Oslo Health Study

G. Jacobsen, A. Tverdal, G. Dyb, 2012, BMJ Open.

Intimate partner violence and cardiovascular risk in women: a population-based cohort study.

Grete Dyb, Berit Schei, G. Jacobsen, 2013, Journal of women's health.

Effects of storage time and freezing temperature on clinical chemical parameters from canine serum and heparinized plasma.

A. Tverdal, S. Thoresen, G. Havre, 1995, Veterinary clinical pathology.

Foetal loss in dairy goats: function of the adrenal glands, corpus luteum and the foetal-placental unit.

E. Ropstad, A. Tverdal, H. Kindahl, 1999, Animal reproduction science.

Mortality from stroke, coronary heart disease and all causes related to blood pressure and length of follow-up

A. Tverdal, R. Selmer, 1994, Scandinavian journal of social medicine.

Mortality in relation to smoking history: 13 years' follow-up of 68,000 Norwegian men and women 35-49 years.

D. Thelle, A. Tverdal, P. Leren, 1993, Journal of clinical epidemiology.

Treatment of hypertension as a risk factor in a prospective study.

D. Thelle, A. Tverdal, P. Lund-Larsen, 1990, The International journal of risk & safety in medicine.

A comparative study of reproductive performance in organic and conventional dairy husbandry.

E. Ropstad, A. Tverdal, O. Reksen, 1999, Journal of dairy science.

Prevalence of cardiovascular diseases and associated risk factors in a rural black population of South Africa

P. Urdal, N. Steyn, A. Tverdal, 2005, European journal of cardiovascular prevention and rehabilitation : official journal of the European Society of Cardiology, Working Groups on Epidemiology & Prevention and Cardiac Rehabilitation and Exercise Physiology.

Canine vascular neoplasia – a population‐based study of prognosis

A. Tverdal, E. Glattre, L. Moe, 2008, APMIS. Supplementum.

Canine neoplasia with special reference to vascular tumours: A population‐based study

A. Tverdal, E. Glattre, K. Arnesen, 2008 .

Lameness and effusion of the tarsocrural joints after arthroscopy of osteochondritis dissecans in horses

A. Tverdal, N. I. Dolvik, P. Brink, 2009, Veterinary Record.

709-724 Papers &articles.indd

A. Tverdal, N. I. Dolvik, P. Brink, 2009 .

Sperm DNA damage is related to field fertility of semen from young Norwegian Red bulls.

A. Tverdal, E. Kommisrud, W. Farstad, 2006, Reproduction, fertility, and development.

Within and between breed differences in freezing tolerance and plasma membrane fatty acid composition of boar sperm.

R. Miller, A. Tverdal, R. Miller, 2006, Reproduction.

Homocysteine, cysteine, and body composition in the Hordaland Homocysteine Study: does cysteine link amino acid and lipid metabolism?

S. Vollset, P. Ueland, G. Tell, 2008, The American journal of clinical nutrition.

A longitudinal study on growth and growth variables in dogs of four large breeds raised in domestic environments.

E. Ropstad, A. Tverdal, L. Moe, 2007, Journal of animal science.

Equalization of four cardiovascular risk algorithms after systematic recalibration: individual-participant meta-analysis of 86 prospective studies

J. Gallacher, J. Danesh, O. Franco, 2018, European heart journal.

Cardiovascular risk estimation in older persons: SCORE O.P.

D. De Bacquer, I. Njølstad, A. Menotti, 2016, European journal of preventive cardiology.

Plasma total homocysteine and cardiovascular and noncardiovascular mortality: the Hordaland Homocysteine Study.

S. Vollset, P. Ueland, G. Tell, 2001, The American journal of clinical nutrition.

Comparison of flow cytometry and image morphometry in the quantitative analysis of cell population markers in the lymph node of sheep.

C. Press, A. Tverdal, G. Gunnes, 2003, Veterinary immunology and immunopathology.

Variation of plasma protein parameters in four free-ranging reindeer herds and in captive reindeer under defined feeding conditions.

E. Ropstad, S. Saarela, A. Tverdal, 2005, Comparative biochemistry and physiology. Part A, Molecular & integrative physiology.

Alterations of sperm DNA integrity during cryopreservation procedure and in vitro incubation of bull semen.

A. Tverdal, E. Kommisrud, W. Farstad, 2010, Animal reproduction science.

Foetal loss in dairy goats: an epidemiological study in 515 individual goats.

A. Tverdal, H. Waldeland, I. Engeland, 1997, Animal reproduction science.

Effects of photointensity and photoperiod on milk yield and reproductive performance of Norwegian red cattle.

E. Ropstad, A. Tverdal, K. Bøe, 1999, Journal of dairy science.

Obesity in Adolescence and Adulthood and the Risk of Adult Mortality

T. Bjørge, A. Engeland, A. Tverdal, 2004, Epidemiology.

The sales of antidepressants and suicide rates in Norway and its counties 1980-2004.

F. Walby, A. Tverdal, J. Bramness, 2007, Journal of affective disorders.

Cohort study of ethnic group and cardiovascular and total mortality over 15 years.

A. Tverdal, 1997, Journal of clinical epidemiology.

Smoking and Deaths between 40 and 70 Years of Age in Women and Men

S. Vollset, A. Tverdal, H. Gjessing, 2006, Annals of Internal Medicine.

Calculation of Risk for the Development of Acute Myocardial Infarction in the Normal Population Based on Long-Term Follow-up Studies: Smokers Compared with Non-Smokers

A. Tverdal, 1999, Journal of cardiovascular risk.

Reduced apoptosis in sheep ileal Peyer's patch is associated with low levels of follicle centre carbonic anhydrase reactivity.

A. Tverdal, T. Landsverk, M. Aleksandersen, 2006, Veterinary immunology and immunopathology.

Plasma total homocysteine, pregnancy complications, and adverse pregnancy outcomes: the Hordaland Homocysteine study.

Anne-Lise Bjørke Monsen, S. Vollset, H. Gjessing, 2000, The American journal of clinical nutrition.

Differential gene expression in brain tissues of aggressive and non-aggressive dogs

J. Våge, A. Tverdal, F. Lingaas, 2010, BMC veterinary research.

Quantifying the contribution of established risk factors to cardiovascular mortality differences between Russia and Norway

Y. Nikitin, P. Magnus, S. Kaptoge, 2020, Scientific Reports.

Boiled coffee consumption and the risk of prostate cancer: follow-up of 224,234 Norwegian men 20–69 years

A. Tverdal, 2014, British Journal of Cancer.

The effect of coffee on blood lipids and blood pressure. Results from a Norwegian cross-sectional study, men and women, 40-42 years.

A. Tverdal, I. Stensvold, O. P. Foss, 1989, Journal of clinical epidemiology.

Health consequences of smoking 1–4 cigarettes per day

A. Tverdal, A Tverdal, K Bjartveit, 2005, Tobacco Control.

Cysteine, homocysteine and bone mineral density: a role for body composition?

Eha Nurk, A David Smith, S. Vollset, 2009, Bone.

Benzodiazepines predict use of opioids--a follow-up study of 17,074 men and women.

K. Furu, A. Tverdal, S. Skurtveit, 2010, Pain medicine.

Systematic screening with information and home sampling for genital Chlamydia trachomatis infections in young men and women in Norway: a randomized controlled trial

P. Aavitsland, A. Tverdal, H. Kløvstad, 2013, BMC Infectious Diseases.

The Increased Risk of Colon Cancer Due to Cigarette Smoking May Be Greater in Women than Men

I. Gram, L. Le Marchand, E. Weiderpass, 2013, Cancer Epidemiology, Biomarkers & Prevention.

Health consequences of reduced daily cigarette consumption

A. Tverdal, K. Bjartveit, 2006, Tobacco Control.

Biomarker-assessed passive smoking in relation to cause-specific mortality: pooled data from 12 prospective cohort studies comprising 36 584 individuals

G. Batty, A. Tverdal, E. Kvaavik, 2020, Journal of Epidemiology & Community Health.

Deaths from active tuberculosis: can we rely on notification and mortality figures?

J. Kongerud, A. Tverdal, J. Boe, 1996, Tubercle and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease.

Tea consumption. relationship to cholesterol, blood pressure, and coronary and total mortality.

K. Solvoll, A. Tverdal, I. Stensvold, 1992, Preventive medicine.

Health consequences of pipe versus cigarette smoking

A. Tverdal, K. Bjartveit, 2010, Tobacco Control.

Body mass index in adolescence in relation to cause-specific mortality: a follow-up of 230,000 Norwegian adolescents.

T. Bjørge, A. Engeland, G. Smith, 2008, American journal of epidemiology.

Total plasma homocysteine and cardiovascular risk profile. The Hordaland Homocysteine Study.

S. Vollset, P. Ueland, J. Nordrehaug, 1995, JAMA.

Compartments within the lymph node cortex of calves and adult cattle differ in the distribution of leukocyte populations: an immunohistochemical study using computer-assisted morphometric analysis.

C. Press, A. Tverdal, G. Gunnes, 1998, Developmental and comparative immunology.

Associations between serum high-density lipoprotein cholesterol levels and cause-specific mortality in a general population of 345 000 men and women aged 20–79 years

S. Vollset, J. Mørland, P. Magnus, 2023, International journal of epidemiology.

Serum lipids in postmenopausal or perimenopausal women using estrogen alone, estrogen with levonorgestrel, or estrogen with norethisterone, compared with nonusers: results from a cross-sectional study in two Norwegian counties 1985-1988.

P. Urdal, S. Graff-Iversen, A. Tverdal, 1998, Journal of clinical epidemiology.

Sex-specific relevance of diabetes to occlusive vascular and other mortality : a collaborative meta-analysis of individual data from 980 793 adults from 68 prospective studies

R. Collins, D. Levy, E. Rimm, 2019 .

A man's heart and a wife's education: a 12-year coronary heart disease mortality follow-up in Norwegian men.

G. Egeland, H. Meyer, A. Tverdal, 2002, International journal of epidemiology.

The Hordaland Homocysteine Study: a community-based study of homocysteine, its determinants, and associations with disease.

S. Vollset, A. Smith, P. Ueland, 2006, The Journal of nutrition.

5 th Amino Acid Assessment Workshop The Hordaland Homocysteine Study : A Community-Based Study of Homocysteine , Its Determinants , and Associations with Disease 1

A. Smith, P. Ueland, G. Tell, 2006 .

Relationships between body mass index, cardiovascular mortality, and risk factors: a report from the SCORE investigators

Ian Graham, Hans Wedel, P. Whincup, 2011, European journal of cardiovascular prevention and rehabilitation : official journal of the European Society of Cardiology, Working Groups on Epidemiology & Prevention and Cardiac Rehabilitation and Exercise Physiology.

Long-term mental distress, bone mineral density and non-vertebral fractures. The Tromsø Study

G. Berntsen, V. Fønnebø, R. Joakimsen, 2005, Osteoporosis International.

Heart rate and mortality from cardiovascular causes: a 12 year follow-up study of 379,843 men and women aged 40-45 years.

Vidar Hjellvik, V. Hjellvik, A. Tverdal, 2008, European heart journal.

Smoking increases rectal cancer risk to the same extent in women as in men: results from a Norwegian cohort study

I. Gram, L. Le Marchand, E. Weiderpass, 2014, BMC Cancer.

Can Vitamin D Supplementation Reduce the Risk of Fracture in the Elderly? A Randomized Controlled Trial

J. I. Pedersen, H. Meyer, A. Tverdal, 2002, Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research.

Body mass index, smoking, and risk of death between 40 and 70 years of age in a Norwegian cohort of 32,727 women and 33,475 men

S. Vollset, V. Hjellvik, H. Gjessing, 2013, European Journal of Epidemiology.

A prospective study of intake of trans-fatty acids from ruminant fat, partially hydrogenated vegetable oils, and marine oils and mortality from CVD

B. Kirkhus, J. I. Pedersen, M. Veierød, 2011, British Journal of Nutrition.

NORRISK 2: A Norwegian risk model for acute cerebral stroke and myocardial infarction

I. Njølstad, I. Ariansen, G. Tell, 2017, European journal of preventive cardiology.

[Education and use of drugs in Norway].

V. Hjellvik, A. Tverdal, M. Mahic, 2012, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

Nonfasting triglycerides and risk of cardiovascular death in men and women from the Norwegian Counties Study

J. I. Pedersen, M. Veierød, A. Tverdal, 2010, European Journal of Epidemiology.

Coffee consumption and death from coronary heart disease in middle aged Norwegian men and women.

K. Solvoll, A. Tverdal, P. Lund-Larsen, 1990, BMJ.

Can cardiovascular risk factors and lifestyle explain the educational inequalities in mortality from ischaemic heart disease and from other heart diseases? 26 year follow up of 50 000 Norwegian men and women

A. Tverdal, B. Strand, 2004, Journal of Epidemiology and Community Health.

Pulmonary tuberculosis in Norwegian patients. The role of reactivation, re-infection and primary infection assessed by previous mass screening data and restriction fragment length polymorphism analysis.

D. Caugant, A. Tverdal, E. Heldal, 2000, The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease.

Nicotine dependence predicts repeated use of prescribed opioids. Prospective population-based cohort study.

K. Furu, A. Tverdal, S. Skurtveit, 2010, Annals of epidemiology.

Paediatric Off‐Label Use of Melatonin – A Register Linkage Study between the Norwegian Prescription Database and Patient Register

A. Tverdal, S. Skurtveit, M. Handal, 2015, Basic & clinical pharmacology & toxicology.

Perinatal exposure to low doses of PCB 153 and PCB 126 affects maternal and neonatal immunityin goat kids

E. Ropstad, J. Lyche, A. Tverdal, 2006, Journal of toxicology and environmental health. Part A.

Accumulation of CD25+ CD4+ T-cells in the draining lymph node during the elicitation phase of DNCB-induced contact hypersensitivity in lambs.

C. Press, A. Tverdal, G. Gunnes, 2004, Research in veterinary science.

Combined analyses and extended follow‐up of two randomized controlled homocysteine‐lowering B‐vitamin trials

S. Vollset, K. Bønaa, E. Arnesen, 2010, Journal of internal medicine.

Cigarette smoking and risk of subsequent use of antibacterials: a follow-up of 365,117 men and women.

V. Hjellvik, H. Blix, A. Tverdal, 2011, The Journal of antimicrobial chemotherapy.

Cigarette smoking and risk of subsequent use of antibacterials : a follow-up of 365117 men and women

V. Hjellvik, H. Blix, A. Tverdal, 2011 .

Risk factors for hip fracture in a high incidence area: A case-control study from Oslo, Norway

H. Meyer, J. Pedersen, A. Tverdal, 2005, Osteoporosis International.

The X-ray contrast medium iodixanol detects increased colonic permeability equally well as 51Cr-labeled ethylenediaminetetraacetic acid in experimental colitis of rats.

T. Halstensen, L. Aabakken, A. Tverdal, 1996, Scandinavian journal of gastroenterology.

The association between smoking and subsequent repeated use of prescribed opioids among adolescents and young adults—a population‐based cohort study

K. Furu, A. Tverdal, S. Skurtveit, 2011, Pharmacoepidemiology and drug safety.

Prescription of anti-osteoporosis drugs during 2004–2007—a nationwide register study in Norway

K. Furu, H. Meyer, A. Tverdal, 2010, European Journal of Clinical Pharmacology.

Coffee intake and oral–oesophageal cancer: follow-up of 389 624 Norwegian men and women 40–45 years

V. Hjellvik, A. Tverdal, R. Selmer, 2011, British Journal of Cancer.

Dispensing of prescribed analgesics in Norway among young people with foreign-or Norwegian-born parents

K. Furu, A. Tverdal, S. Skurtveit, 2011, Scandinavian journal of pain.

Body mass index in adolescence in relation to total mortality: 32-year follow-up of 227,000 Norwegian boys and girls.

T. Bjørge, A. Engeland, A. Tverdal, 2003, American journal of epidemiology.

Self-reported mental health and its gender differences as a predictor of suicide in the middle-aged.

V. Hjellvik, F. Walby, A. Tverdal, 2010, American journal of epidemiology.

Social inequalities in use of potentially addictive drugs in Norway - use among disability pensioners

A. Tverdal, S. Skurtveit, I. Hartz, 2009 .

Changes in synovial fluid biomarker concentrations following arthroscopic surgery in horses with osteochondritis dissecans of the distal intermediate ridge of the tibia.

A. Tverdal, N. I. Dolvik, P. Brink, 2015, American journal of veterinary research.

The association between parity, CVD mortality and CVD risk factors among Norwegian women and men.

E. Grundy, A. Tverdal, Ø. Kravdal, 2020, European journal of public health.

Systolic and diastolic blood pressures as predictors of coronary heart disease in middle aged Norwegian men.

A. Tverdal, 1987, British medical journal.

Tuberculosis in Norway by country of birth, 1986-1999.

A. Tverdal, R. Selmer, G. Bjune, 2003, The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease.

Blood pressure changes during 22-year of follow-up in large general population - the HUNT Study, Norway

O. Holmen, K. Midthjell, E. Sund, 2016, BMC Cardiovascular Disorders.

Smoking increases rectal cancer risk to the same extent in women as in men: results from a Norwegian cohort study

I. Gram, L. Le Marchand, E. Weiderpass, 2014, BMC Cancer.

Influence of socioeconomic factors on the adherence of alendronate treatment in incident users in Norway

K. Furu, A. Tverdal, S. Skurtveit, 2012, Pharmacoepidemiology and drug safety.

Notification of tuberculosis in the south-west health region of Norway: incidence and trends.

A. Gulsvik, A. Tverdal, K. Bjartveit, 1987, British Journal of Diseases of the Chest.

Factors Associated with Mortality after Hip Fracture

H. Meyer, A. Tverdal, J. Falch, 2000, Osteoporosis International.

Sex-specific relevance of diabetes to occlusive vascular and other mortality: a collaborative meta-analysis of individual data from 980 793 adults from 68 prospective studies

R. Collins, R. Kronmal, E. Vartiainen, 2018, The lancet. Diabetes & endocrinology.