TY - GEN AU - Jekel, James F. TI - Epidemiology biostatistics, and preventive medicine SN - 9781416034964 PY - 2007/// CY - Philadelphia PB - Saunders Elsevier KW - Epidemiology KW - Medical statistics KW - Medicine, Preventive KW - Epidemiology biostatistics, and preventive medicine KW - Jekel, James F KW - Katz, David L KW - Elmore, Joann G KW - Wild, Dorothea M.G N1 - Book UR - http://nhrc.gov.np/contact/ ER -