M. Vermeulen

M. Schull, A. Park, J. Ray, 2021, Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis.

Summary of the methodology for the validation study for a termination of resuscitation clinical prediction rule.

L. Morrison, A. Kiss, M. Vermeulen, 2006, Critical pathways in cardiology.

Inter-rater reliability and comfort in the application of a basic life support termination of resuscitation clinical prediction rule for out of hospital cardiac arrest.

L. Morrison, A. Kiss, M. Vermeulen, 2007, Resuscitation.

Trends in obesity in pregnancy.

J. Ray, R. Nisenbaum, M. Vermeulen, 2007, Epidemiology.

Trajectories of health system use and survival for community-dwelling persons with dementia: a cohort study

P. Rochon, Jennifer D. Walker, C. Maxwell, 2020, BMJ Open.

Missed Diagnosis of Subarachnoid Hemorrhage in the Emergency Department

M. Schull, M. Vermeulen, Michael J Schull, 2007, Stroke.

Effect of widespread restrictions on the use of hospital services during an outbreak of severe acute respiratory syndrome

A. Laupacis, M. Schull, T. Stukel, 2007, Canadian Medical Association Journal.

Association Between MRI Exposure During Pregnancy and Fetal and Childhood Outcomes.

A. Bharatha, A. Park, J. Ray, 2016, JAMA.

Folic acid food fortification is associated with a decline in neuroblastoma

G. Koren, J. Ray, M. Vermeulen, 2003, Clinical pharmacology and therapeutics.

Risk of fetal death associated with maternal drug dependence and placental abruption: a population-based study.

J. Ray, M. Vermeulen, S. McDonald, 2007, Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC.

Risk of Cerebral Palsy among the Offspring of Immigrants

D. Redelmeier, A. Guttmann, J. Ray, 2014, PloS one.

Folic acid and placental pathology.

J. Ray, M. Vermeulen, S. McDonald, 2005, Epidemiology.

Repeated emergency department visits among children admitted with meningitis or septicemia: a population-based study.

M. Schull, A. Guttmann, S. Vaillancourt, 2015, Annals of emergency medicine.

Maternal and neonatal separation and mortality associated with concurrent admissions to intensive care units

J. Ray, M. Vermeulen, Joel G Ray, 2012, Canadian Medical Association Journal.

Vitamin B12 and the Risk of Neural Tube Defects in a Folic-Acid-Fortified Population

M. Thompson, D. Cole, J. Ray, 2007, Epidemiology.

MOS HIP: McMaster outcome study of hypertension in pregnancy.

J. Ray, M. Vermeulen, R. Burrows, 2001, Early human development.

Study design to determine the effects of widespread restrictions on hospital utilization to control an outbreak of SARS in Toronto, Canada

M. Schull, T. Stukel, D. Alter, 2006, Expert review of pharmacoeconomics & outcomes research.

Emergency department management of atrial fibrillation in the United States versus Ontario, Canada.

W. Self, C. Atzema, C. Jenkins, 2015, Journal of the American College of Cardiology.

Analysis of observational studies in the presence of treatment selection bias: effects of invasive cardiac management on AMI survival using propensity score and instrumental variable methods.

Elliott S Fisher, D. Wennberg, E. Fisher, 2007, JAMA.

Health Impact of Hospital Restrictions on Seriously Ill Hospitalized Patients: Lessons From the Toronto SARS Outbreak

M. Schull, T. Stukel, M. Zwarenstein, 2008, Medical care.

Increased red cell folate concentrations in women of reproductive age after Canadian folic acid food fortification.

D. Cole, J. Ray, M. Vermeulen, 2002, Epidemiology.

The risk of missed diagnosis of acute myocardial infarction associated with emergency department volume.

M. Schull, T. Stukel, M. Vermeulen, 2006, Annals of emergency medicine.

Derivation and evaluation of a termination of resuscitation clinical prediction rule for advanced life support providers.

L. Morrison, A. Kiss, I. Stiell, 2007, Resuscitation.

Association between waiting times and short term mortality and hospital admission after departure from emergency department: population based cohort study from Ontario, Canada

Astrid Guttmann, M. Schull, T. Stukel, 2011, BMJ : British Medical Journal.

Genetics University of Toronto Thrombophilia Study in Women (GUTTSI): genetic and other risk factors for venous thromboembolism in women

D. Cole, L. Langman, J. Ray, 2001, Current controlled trials in cardiovascular medicine.

Validation of a rule for termination of resuscitation in out-of-hospital cardiac arrest.

L. Morrison, A. Kiss, M. Vermeulen, 2006, The New England journal of medicine.

Persistence of vitamin B12 insufficiency among elderly women after folic acid food fortification.

D. Cole, L. Langman, J. Ray, 2003, Clinical biochemistry.

Prevalence of trisomy 21 following folic acid food fortification

J. Ray, M. Vermeulen, C. Meier, 2003, American journal of medical genetics. Part A.

MEASURING THE EMS PATIENT ACCESS TIME INTERVAL andTHE IMPACT OF RESPONDING TO HIGH-RISE BUILDINGS

L. Morrison, M. Vermeulen, B. Schwartz, 2005, Prehospital emergency care : official journal of the National Association of EMS Physicians and the National Association of State EMS Directors.

Out-of-hospital cardiac arrest rectilinear biphasic to monophasic damped sine defibrillation waveforms with advanced life support intervention trial (ORBIT).

L. Morrison, B. Lerman, J. Brewer, 2005, Resuscitation.

Socioeconomic status and the use of computed tomography in the emergency department.

M. Schull, C. Hellings, M. Vermeulen, 2014, CJEM.

Evaluation of an emergency department lean process improvement program to reduce length of stay.

Geoff M. Anderson, M. Schull, B. Golden, 2014, Annals of emergency medicine.

Risk of congenital anomalies detected during antenatal serum screening in women with pregestational diabetes.

J. Ray, M. Vermeulen, C. Meier, 2004, QJM : monthly journal of the Association of Physicians.

Subcutaneous glucagon may be better than oral glucose for prehospital treatment of symptomatic hypoglycemia.

L. Morrison, M. Klompas, J. Ray, 2003, Diabetes care.

Association between folic acid food fortification and congenital orofacial clefts.

D. Cole, J. Ray, M. Vermeulen, 2003, The Journal of pediatrics.

Taking ACE inhibitors during early pregnancy: is it safe?

G. Koren, J. Ray, M. Vermeulen, 2007, Canadian family physician Medecin de famille canadien.

Maternal Origin and Risk of Neonatal and Maternal ICU Admission*

A. Park, J. Ray, M. Vermeulen, 2016, Critical care medicine.

Emergency department computed tomography utilization in the United States and Canada.

D. Larson, M. Schull, M. Vermeulen, 2013, Annals of emergency medicine.

Are reductions in emergency department length of stay associated with improvements in quality of care? A difference-in-differences analysis

Brian H Rowe, Jonathan Dreyer, Michael Schull, 2015, BMJ Quality & Safety.

Emergency department gridlock and out-of-hospital delays for cardiac patients.

L. Morrison, M. Schull, D. Redelmeier, 2003, Academic emergency medicine : official journal of the Society for Academic Emergency Medicine.

The Association Between Emergency Department Crowding and the Disposition of Patients With Transient Ischemic Attack or Minor Stroke.

M. Schull, M. Vermeulen, Jiming Fang, 2015, Academic emergency medicine : official journal of the Society for Academic Emergency Medicine.

Maternal obesity and the risk of placental vascular disease.

J. Ray, M. Vermeulen, C. Meier, 2008, Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC.

Emergency department utilization in the United States and Ontario, Canada.

Gabor D Kelen, Melissa L McCarthy, Marian Vermeulen, 2007, Academic emergency medicine : official journal of the Society for Academic Emergency Medicine.

Maternal ethnicity and risk of neural tube defects: a population-based study

D. Cole, J. Ray, M. Vermeulen, 2004, Canadian Medical Association Journal.

Emergency department visits during an Olympic gold medal television broadcast

D. Redelmeier, M. Vermeulen, 2011, Open medicine : a peer-reviewed, independent, open-access journal.

Association Between ABO and Rh Blood Groups and SARS-CoV-2 Infection or Severe COVID-19 Illness

M. Schull, A. Park, J. Ray, 2020, Annals of Internal Medicine.

Disequilibrium between admitted and discharged hospitalized patients affects emergency department length of stay.

M. Schull, T. Stukel, C. Bell, 2009, Annals of emergency medicine.

C ONVERSION R ATES FOR P REHOSPITAL P AROXYSMAL S UPRAVENTRICULAR T ACHYCARDIA (PSVT) WITH THE A DDITION OF A DENOSINE : A B EFORE - AND - AFTER T RIAL

L. Morrison, M. Vermeulen, R. Allan, 2001, Prehospital emergency care : official journal of the National Association of EMS Physicians and the National Association of State EMS Directors.

A randomized controlled feasibility trial comparing safety and effectiveness of prehospital pacing versus conventional treatment: ‘PrePACE’☆☆☆

L. Morrison, J. Brewer, M. Vermeulen, 2007, Resuscitation.

The Effect of Pay for Performance in the Emergency Department on Patient Waiting Times and Quality of Care in Ontario, Canada: A Difference-in-Differences Analysis.

Andrew S. Boozary, M. Schull, T. Stukel, 2016, Annals of emergency medicine.

Evaluation of prehospital insertion of the laryngeal mask airway by primary care paramedics with only classroom mannequin training.

L. Morrison, M. Murray, M. Vermeulen, 2002, CJEM.

Sample size estimation for the sorcerer's apprentice. Guide for the uninitiated and intimidated.

J G Ray, M J Vermeulen, M. Vermeulen, 1999, Canadian family physician Medecin de famille canadien.

Better performance on length-of-stay benchmarks associated with reduced risk following emergency department discharge: an observational cohort study.

Michael Schull, Marian Vermeulen, Astrid Guttmann, 2015, CJEM.

Increased blood product use among coronary artery bypass patients prescribed preoperative aspirin and clopidogrel

J. Ray, M. Vermeulen, D. J. Cain, 2015 .