Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleHOW WILL DIAGNOSIS-RELATED GROUPS AFFECT EPIDEMIOLOGIC RESEARCH?AuthorsCOHEN, BRUCE B.; POKRAS, ROBERT; MEADS, M. SUE; KRUSHA, WILLIAM MARKPublicationAmerican Journal of Epidemiology, 1987, Vol 126, Issue 1, p1ISSN0002-9262Publication typeArticleDOI10.1093/oxfordjournals.aje.a114639