"3 locus haplotype analysis of HLA-A B and DR revealed significantly increased frequency of A( *)24-B( *)40-DRB1( *)15 haplotype among patients with pulmonary tuberculosis than controls while A( *)02-B( *)40-DRB1( *)16 and A( *)02-B40-DRB1( *)03 were significantly reduced in the patients"xsd:string