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Brian O'Brien, MD, FRCPC - Internal Medicine Dr. Brian O'Brien reviews medical content for Healthwise, a nonprofit organization with a mission to help people make better health decisions. Dr. O'Brien is in private practice in Halifax, Nova Scotia. Education and Training MD: Queen's University, Kingston, ON, 1970 Internship: Hotel Dieu Hospital, Kingston, ON 1970–1971 Residency...