title: B lymphocyte and histocompatibility antigens in extrinsic asthma.
mesh_terms: D001249:Asthma / Q000235:genetics*; D001402:B-Lymphocytes / Q000276:immunology*; D002462:Cell Membrane / Q000276:immunology; D000939:Epitopes; D005260:Female; D006649:Histocompatibility Antigens; D006801:Humans; D008297:Male
chemical_list: D000939:Epitopes; D006649:Histocompatibility Antigens