Clinical epidemiology: the essentials/
Fletcher, Robert H.
Clinical epidemiology: the essentials/ Robert H. Fletcher, Suzanne W. Fletcher - 4th ed - xv, 252 pages: illustration; 25cm
Includes bibliographical references and index
0781752159
Epidemiologic Methods
Clinical epidemiology: the essentials/ Robert H. Fletcher, Suzanne W. Fletcher - 4th ed - xv, 252 pages: illustration; 25cm
Includes bibliographical references and index
0781752159
Epidemiologic Methods