00558nam a2200193Ia 450000500170000000800410001702000180005803500090007604100080008508200080009310000250010124500570012626000450018330000150022850000090024350500430025265000450029570000240034020260808125501.0260808s9999||||xx |||||||||||||| ||und||  a92-4-154404-x  a6016  aENG  a616  aVaughan, J. P. (ed.) 0aManual of epidemology for district health management  aGenevabWorld Health Oraganizationc1989  aviii + 198  aGift  adiseases, pathology, internal medicine  aDiseasesbPathology -- Internal medicine  aMorrow, R. H. (ed.)