title: Bf polymorphism and juvenile rheumatoid arthritis.
mesh_terms: D000483:Alleles; D000818:Animals; D001171:Arthritis, Juvenile / Q000235:genetics*; D006041:Goats; D006680:HLA Antigens / Q000235:genetics; D015235:HLA-B Antigens; D006801:Humans; D011110:Polymorphism, Genetic
chemical_list: D006680:HLA Antigens; D015235:HLA-B Antigens; C040610:HLA-BfF1 antigen