RAO B.S. ESSENTIAL OF EPIDEMOLOGY Textual Documents - 1. - ALL INDIA TEXT BOOKS SUPP. (A.T.T.B.S) 2009 - 219: VI; PB. ISBN: 9788174734310 Subjects--Index Terms: PREVENTIVE SOCIAL MEDICINE(EPIDEMIOLOGY) Dewey Class. No.: 614.4 / RAO