TY - BOOK AU - Hobson, W. TI - The theory and practice of public health T2 - Oxford medical publications SN - 0192642278 : AV - RA425 .H57 1979 U1 - 614 PY - 1979/// CY - Oxford, New York PB - Oxford University Press KW - Public health N1 - Includes bibliographical references and index ER -