Waldron, H. A. Lecture notes on occupational medicine / H.A. Waldron. - 4th ed. - Oxford ; Boston : Blackwell Scientific Publications ; Chicago, Ill. : Distributors, USA, Year Book Medical Publishers, 1990 - vii, 227 p. : ill. - Lecture notes series . Includes index. Includes bibliographical references (p. 220). ISBN: 9780632027644 Subjects--Topical Terms: Occupational Diseases--Occupational Medicine National Library of Medicine Call No.: WA 400 / .W35 1990