hla phenotypes of cases with insulin-dependent diabetes mellitus ( iddm ) and identity by descent of hla haplotypes in affected sib-pairs support an intermediate model in which morbid risk is increased by one hla-linked iddm determinant , and greatly increased by two determinants , which may be qualitatively different in dr3 and dr4 haplotypes .
C0011854
iddm
C0011849
iddm