title: Relationship of systemic lupus erythematosus (SLE) to rheumatoid arthritis (RA), discoid lupus erythematosus (DLE) and Sjögren's syndrome. A clinical study.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000150:complications* / Q000175:diagnosis; D006801:Humans; D008179:Lupus Erythematosus, Discoid / Q000150:complications* / Q000175:diagnosis; D008180:Lupus Erythematosus, Systemic / Q000150:complications* / Q000175:diagnosis; D012859:Sjogren's Syndrome / Q000150:complications* / Q000175:diagnosis