Youmans, Guy P. The biological and clinical basis of infectious diseases / by Guy P. Youmans, Philip Y. Paterson, and Herbert M. Sommers. - 2nd ed. - Philadelphia, Pa. : W.B. Saunders Company, 1980. - xiii, 849 p. : ill. Includes bibliographical references and index. ISBN: 0-7216-9647-3 Subjects--Topical Terms: Infectious diseases