title: Hla antigens and haplotypes in 200 patients with aplastic anemia.
mesh_terms: D000741:Anemia, Aplastic / Q000276:immunology*; D005787:Gene Frequency; D006680:HLA Antigens / Q000032:analysis*; D006238:Haploidy; D006649:Histocompatibility Antigens / Q000032:analysis*; D006650:Histocompatibility Testing; D006801:Humans
chemical_list: D006680:HLA Antigens; D006649:Histocompatibility Antigens