TY - BOOK AU - "BEDI YASH PAL," TI - SOCIAL AND PREVENTIVE MEDICINE SN - NULL U1 - 614 BED PY - 1980/// CY - DELHI PB - ATMA RAM & SONS KW - "MEDICAL SCIENCE,HEALTH,SOCIAL- PREVENTIVE MEDICINE,FOOD AND NUTRITION,PERSONAL HYGIENE,PHC,MENTAL HEALTH,HEALTH STATISTICS,SOCIAL MEDICINE" ER -