TY - BOOK AU - Katz,David L. TI - Jekel's epidemiology, biostatistics, preventive medicine, and public health SN - 9781455706587 (pbk.) PY - 2014/// CY - Philadelphia PB - Saunders KW - Epidemiology KW - Medical statistics KW - Medicine, Preventive KW - Public health N1 - Includes index; Includes bibliographic references ER -