ROY R.N., SAHA I.,. MAHAJAN & GUPTA T/B OF PREVENTIVE & SOCIAL MEDICINE Textual Documents - 4. - JAYPEE BROTHERS MEDICAL PUB. 2013 - 703: XII; PB. ISBN: 9789350901878 Subjects--Index Terms: PREVENTIVE SOCIAL MEDICINE Dewey Class. No.: 616/ROY / 11155