TY - BOOK AU - Cousens,S.N. TI - Case- control studies of common childhood diseases : : the example of diarrhoea / SN - 0333598555 PY - 1995/// CY - London : PB - MacMillan , KW - Diarrhea KW - case reports KW - in infancy & childhood N1 - Includes bibliographical references and index ER -