TY - BOOK AU - Gregg,Michael B. TI - Field epidemiology SN - 9780195313802 AV - RA651 .F495 2008 PY - 2008/// CY - Oxford, New York PB - Oxford University Press KW - Epidemiology KW - Epidemics KW - Epidemiologic Methods KW - organization & administration N1 - Includes bibliographical references and index UR - http://www.loc.gov/catdir/toc/ecip081/2007040284.html ER -