TY - BOOK AU - McConway,Kevin AU - Davey,Basiro TI - Studying health and disease SN - 0335208355 U1 - 614.4072 23 PY - 1994/// CY - Philadelphia PB - Published by the Open University Press KW - Epidemiology KW - Research KW - Methodology KW - Epidemiologic Methods KW - methods KW - Social Medicine N1 - Includes bibliographical references and index ER -