Marian J Vermeulen

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.

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.

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 computed tomography utilization in the United States and Canada.

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

Missed Diagnosis of Subarachnoid Hemorrhage in the Emergency Department

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

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.

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.