title: [Characteristics of clinical course of systemic lupus erythematosus in middle-aged patients].
mesh_terms: D000328:Adult; D000367:Age Factors; D001172:Arthritis, Rheumatoid / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D012213:Rheumatic Fever / Q000175:diagnosis
vernacular_title: Osobennosti techeniia i kliniki sistemnoĭ krasnoĭ volchanki u bol'nykh srednego vozrasta.