title: Immunological studies in juvenile rheumatoid arthritis.
mesh_terms: D000293:Adolescent; D001171:Arthritis, Juvenile / Q000276:immunology*; D002648:Child; D002675:Child, Preschool; D003165:Complement System Proteins / Q000032:analysis; D006801:Humans; D007111:Immunity, Cellular; D007136:Immunoglobulins / Q000032:analysis; D007223:Infant; D008214:Lymphocytes / Q000276:immunology; D012882:Skin Tests
chemical_list: D007136:Immunoglobulins; D003165:Complement System Proteins