title: Agranulocytosis, levamisole, and HLA-B27.
mesh_terms: D000380:Agranulocytosis / Q000139:chemically induced*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy / Q000276:immunology; D006680:HLA Antigens; D006801:Humans; D007978:Levamisole / Q000009:adverse effects* / Q000627:therapeutic use; D012306:Risk
chemical_list: D006680:HLA Antigens; D007978:Levamisole