J. Christensen

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The analysis--hierarchical models: past, present and future.

H. Stryhn, J. Christensen, 2014, Preventive veterinary medicine.

Multiple change-point analysis of disease incidence rates

Jette Christensen, Mats Rudemo, M. Rudemo, 1996 .

Epidemiological Concepts Regarding Disease Monitoring and Surveillance

J. Christensen, J Christensen, 2001, Acta veterinaria Scandinavica. Supplementum.

Spatial clustering of swine influenza in Ontario on the basis of herd-level disease status with different misclassification errors.

Jette Christensen, Zvonimir Poljak, S. Martin, 2007, Preventive veterinary medicine.

A scenario tree model for the Canadian Notifiable Avian Influenza Surveillance System and its application to estimation of probability of freedom and sample size determination.

H. Stryhn, J. Christensen, F. El Allaki, 2011, Preventive veterinary medicine.

Estimation of the population size of Canadian commercial poultry farms by log-linear capture-recapture analysis.

J. Christensen, F. El Allaki, A. Vallieres, 2014, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Subclinical salmonella infection in Danish finishing pig herds - risk factors

J. Nielsen, J. Christensen, H. Stege, 1997 .

Detection of Salmonella enterica in Meat in Less than 5 Hours by a Low-Cost and Noncomplex Sample Preparation Method

J. Christensen, M. Josefsen, J. Hoorfar, 2016, Applied and Environmental Microbiology.

Salmonella level of Danish swine herds based on serological examination of meat-juice samples and Salmonella occurrence measured by bacteriological follow-up.

J. Christensen, D. Baggesen, B. Svensmark, 1999, Preventive veterinary medicine.

Herd-level interpretation of test results for epidemiologic studies of animal diseases.

I A Gardner, J Christensen, J. Christensen, 2000, Preventive veterinary medicine.

Multiple change-point analysis applied to the monitoring of Salmonella prevalence in Danish pigs and pork.

M. Rudemo, J. Christensen, 1998, Preventive veterinary medicine.

Herd size and sero-prevalence of Salmonella enterica in Danish swine herds: a random-effects model for register data.

B. Carstensen, J. Christensen, Bendix Carstensen, 1998, Preventive veterinary medicine.

Factors influencing the prevalence of Salmonella spp. in swine farms: a meta-analysis approach.

I R Dohoo, A Rajic, A. Rajić, 2007, Preventive veterinary medicine.

Prevalence of Yersinia enterocolitica shedding and bioserotype distribution in Ontario finisher pig herds in 2001, 2002, and 2004.

S. Martin, Z. Poljak, C. Dewey, 2010, Preventive veterinary medicine.

Pig and herd level prevalence of Toxoplasma gondii in Ontario finisher pigs in 2001, 2003, and 2004.

S. Martin, Z. Poljak, D. Ojkic, 2008, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

An epidemiological study of Salmonella enterica serovar 4, 12:b:- in broiler chickens in Denmark.

M. Skov, J. Christensen, J. Christensen, 2001, Veterinary microbiology.

Typing of Salmonella enterica serovar Saintpaul: An outbreak investigation

J. Christensen, J. Christensen, D. Baggesen, 1996, APMIS : acta pathologica, microbiologica, et immunologica Scandinavica.

Distribution of S. enterica serotypes and phage types in Danish pig herds

J. Christensen, D. Baggesen, 1997 .

Risk factors for infection of sow herds with porcine reproductive and respiratory syndrome (PRRS) virus.

S. Mortensen, H. Stryhn, K. Stärk, 2002, Preventive veterinary medicine.

Prevalence of and risk factors for influenza in southern Ontario swine herds in 2001 and 2003.

S. Martin, Z. Poljak, C. Dewey, 2008, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

A practical framework for conducting Foreign Animal Disease surveillance.

J. Christensen, 2012, Preventive veterinary medicine.

A seroepidemiological survey of Leptospira bratislava infections in Danish sow herds

J. Christensen, J. Mousing, N. Friis, 1995 .

Estimating transfer of bovine virus-diarrhoea virus in Danish cattle by use of register data.

A. M. Kjeldsen, F. Skjøth, M. Chriel, 2001, Preventive veterinary medicine.

Herd prevalence of Salmonella spp. in Danish pig herds after implementation of the Danish Salmonella Control Program with reference to a pre-implementation study.

Henrik Stryhn, Jette Christensen, Dorte Lau Baggesen, 2002, Veterinary microbiology.

Herd prevalence of Salmonella enterica infections in Danish slaughter pigs determined by microbiological testing

Jette Christensen, Flemming Bager, Dorte Lau Baggesen, 1996 .

Field efficacy of an inactivated bivalent influenza vaccine in a multi-site swine production system during an outbreak of systemic porcine circovirus associated disease.

S. Martin, Z. Poljak, C. Dewey, 2010, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Adapting a scenario tree model for freedom from disease as surveillance progresses: the Canadian notifiable avian influenza model.

Farouk El Allaki, Jette Christensen, André Vallières, 2014, Preventive veterinary medicine.

Prevalence of subclinical Salmonella enterica infection in Danish finishing pig herds.

J. Nielsen, J. Christensen, H. Stege, 2000, Preventive veterinary medicine.

Multilevel analysis of risk factors for Salmonella shedding in Ontario finishing pigs

S. Martin, Z. Poljak, C. Dewey, 2007, Epidemiology and Infection.

Real-Time Monitoring of Salmonella enterica in Free-Range Geese

J. Christensen, M. Josefsen, J. Hoorfar, 2011, Applied and Environmental Microbiology.

Pig health and production surveillance in Denmark: sampling design, data recording, and measures of disease frequency

J. Christensen, P. Willeberg, J. Mousing, 1994 .

Comparing capture-recapture methods for estimation of the size of small and medium-sized populations using empirical data on commercial turkey farms in Canada.

J. Christensen, F. El Allaki, A. Vallieres, 2015, Preventive veterinary medicine.

Description of empirical movement data from Canadian swine herds with an application to a disease spread simulation model.

Henrik Stryhn, Jette Christensen, Daniel Hurnik, 2008, Preventive veterinary medicine.

A modified TOPSIS (Technique for Order of Preference by Similarity to Ideal Solution) applied to choosing appropriate selection methods in ongoing surveillance for Avian Influenza in Canada.

Farouk El Allaki, Jette Christensen, André Vallières, 2019, Preventive veterinary medicine.

Characterisation of Salmonella enterica isolated from swine herds in a cross-sectional study of the Danish swine production

Dorte Lau Baggesen, J. Christensen, Bent Juhl Nielsen, 1999 .

Data-quality issues and alternative variable-screening methods in a questionnaire-based study on subclinical Salmonella enterica infection in Danish pig herds.

J. Nielsen, J. Christensen, H. Stege, 2001, Preventive veterinary medicine.

Confidence intervals by the profile likelihood method , with applications in veterinary epidemiology

H. Stryhn, J. Christensen, H. Stryhn, 2003 .

Prevalence of Salmonella enterica in pigs before the start of the Danish Salmonella Control Program (1993/94) and four years later (1998)

J. Christensen, A. C. Nielsen, B. Nielsen, 1999 .