TY - BOOK AU - Riche, W. Harding le AU - Milner, Jean TI - Epidemiology as Medical Ecology SN - 0700014810 U1 - 614.4 PY - 1971/// CY - London PB - Churchill Livingstone KW - Diseases KW - Epidemics KW - Public Health N1 - Includes bibliographical references and index ER -