title: HLA-matched control subjects are essential in studies of susceptibility to IDDM.
authors.forename: N
authors.initials: N
authors.lastname: Petrovsky
authors.forename: L C
authors.initials: LC
authors.lastname: Harrison
mesh_terms: D016022:Case-Control Studies; D003922:Diabetes Mellitus, Type 1 / Q000208:ethnology / Q000235:genetics / Q000276:immunology*; D004198:Disease Susceptibility; D000949:Histocompatibility Antigens Class II / Q000032:analysis*; D006801:Humans; D008285:Major Histocompatibility Complex
chemical_list: D000949:Histocompatibility Antigens Class II