title: Immunologic studies in juvenile arthritis.
mesh_terms: D000974:Antibodies, Antinuclear / Q000032:analysis; D000936:Antigen-Antibody Complex / Q000032:analysis; D001171:Arthritis, Juvenile / Q000276:immunology*; D003165:Complement System Proteins / Q000032:analysis; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis; D012217:Rheumatoid Factor / Q000032:analysis
chemical_list: D000974:Antibodies, Antinuclear; D000936:Antigen-Antibody Complex; D007136:Immunoglobulins; D003165:Complement System Proteins; D012217:Rheumatoid Factor