pFrom the Department of Epidemiology at Johns Hopkins University and continuing in the tradition of award-winning educator and epidemiologist Dr. Leon Gordis, comes the fully revised 6th Edition of iGordis Epidemiologyi. This bestselling text provides ba solid introduction to basic epidemiologic principlesb as well as bpractical applications bin public health and clinical practice, highlighted by real-world examples throughout. New coverage includes bexpanded information on genetic epidemiology, epidemiology and public policy, bandb ethical and professional issues in epidemiology, b providing a strong basis for understanding the role and importance of epidemiology in today's data-driven society.pulliCovers the basic principles and concepts of epidemiology in a clear, uniquely memorable way, using a wealth of bfull-color figures, graphs, charts, and cartoonsb to help you understand and retain key information.lilibReflects how epidemiology is practiced todayb, with a new chapter organiza