David Sackett MD founded Canada’s first Department of Clinical Epidemiology & Biostatistics and chaired the Division of Internal Medicine. At McMaster from 1967 to 1994, he developed and mentored a new breed of applied clinician–scientists and worked with them to create and disseminate evidence–based medicine throughout the world. His collaborative research teams were the first to validate the efficacy of aspirin and carotid endarterectomy for patients with threatened stroke, to develop effective strategies for helping hypertensive patients and to generate compelling evidence of the effectiveness of nurse practitioners.
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