Family studies in systemic lupus erythematosus.
D001172:Arthritis, Rheumatoid / Q000235:genetics; D002908:Chronic Disease; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis; D008180:Lupus Erythematosus, Systemic / Q000150:complications / Q000235:genetics* / Q000276:immunology; D009664:Norway; D012217:Rheumatoid Factor / Q000032:analysis; D013959:Thyroid Diseases / Q000150:complications
D007074:Immunoglobulin G; D012217:Rheumatoid Factor