Primer of Epidemiology Author:Gary D. Friedman Written for physicians, medical students, and other health care professionals, this concise textbook explains epidemiologic concepts clearly and simply. It bridges the gap between the clinician and the epidemiologist by providing a number of clinical examples, and explains the epidemiologic emphasis on the study of groups rather than individuals... more ». You'll also find examination of the relationship between epidemiology and the study of social and political problems such the changing health care systems and environmental hazards.« less