TY - BOOK T1 - Teacher's guide for basic epidemiology A1 - Beaglehole, R. LA - English PP - Geneva PB - World Health Organization YR - 1994 UL - https://tuklas.up.edu.ph/Record/UP-1685523046125215958 OP - 216 CN - RA651 B45 KW - Epidemiology. ER -