TY - BOOK T1 - Epidemiology, biostatistics and preventive medicine A1 - Jekel, James F. LA - English PP - Philadelphia PB - Saunders YR - 1996 UL - https://tuklas.up.edu.ph/Record/UP-1685523046125310412 OP - 297 CN - RA 652 J43 1996 KW - Epidemiology. KW - Medical statistics. KW - Medicine, Preventive. ER -