title: Frequency of HLA-Dw3 in juvenile rheumatoid arthritis.
mesh_terms: D001171:Arthritis, Juvenile / Q000276:immunology*; D002648:Child; D005260:Female; D005787:Gene Frequency; D006680:HLA Antigens / Q000032:analysis; D006801:Humans; D008297:Male; D012737:Sex Factors
chemical_list: D006680:HLA Antigens