Donald J. Willison

Coding accuracy of administrative drug claims in the Ontario Drug Benefit database.

Adrian R. Levy, Bernie J. OʼBrien, Connie Sellors et al. · PubMed · 2003 · 493 citations

Pharmacy, Pharmacy Practice, Electronic Health Records +13

Effect of Local Medical Opinion Leaders on Quality of Care for Acute Myocardial Infarction

Stephen B. Soumerai, Thomas J. McLaughlin, Jerry H. Gurwitz et al. · JAMA · 1998 · 488 citations · Full text

Medicine, Cardiology, Internal Medicine +15

Impracticability of Informed Consent in the Registry of the Canadian Stroke Network

Jack V. Tu, Donald J. Willison, Frank L. Silver et al. · New England Journal of Medicine · 2004 · 429 citations · Full text

Public Health, Neurology, Public Health Ethics +17

Association between the 2008–09 Seasonal Influenza Vaccine and Pandemic H1N1 Illness during Spring–Summer 2009: Four Observational Studies from Canada

Danuta M. Skowronski, Gaston De Serres, Natasha S. Crowcroft et al. · PLoS Medicine · 2010 · 299 citations · Full text

Veterinary Medicine, Infectious Diseases, Preventive Medicine +15

Views on health information sharing and privacy from primary care practices using electronic medical records

Gihan Perera, Anne Holbrook, Lehana Thabane et al. · International Journal of Medical Informatics · 2010 · 221 citations

Health Professions, Biomedical Informatics, Health Informatics +16