Barker, D. J. P. Epidemiology in medical practice / D.J.P. Barker, C. Cooper, and G. Rose. - 5th ed. - New York : Churchill Livingstone, 1998. - viii, 170 p. : ill., maps ; 22 cm. Includes bibliographical references and index. ISBN: 044305620X LCCN: 97029782 Subjects--Topical Terms: Epidemiology.Medicine, Preventive. Dewey Class. No.: 614.4