title: Heterogeneity of HL-A specificities shown by platelet complement-fixation.
mesh_terms: D015478:Antigens, Heterophile; D001792:Blood Platelets / Q000276:immunology*; D003168:Complement Fixation Tests; D003601:Cytotoxicity Tests, Immunologic; D000939:Epitopes; D006649:Histocompatibility Antigens; D006801:Humans; D007106:Immune Sera; D010641:Phenotype
chemical_list: D015478:Antigens, Heterophile; D000939:Epitopes; D006649:Histocompatibility Antigens; D007106:Immune Sera