title: The clinical picture of primary Sjögren's syndrome: a retrospective study.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001706:Biopsy; D002648:Child; D005260:Female; D006801:Humans; D007674:Kidney Diseases / Q000175:diagnosis; D008046:Lip / Q000473:pathology; D008297:Male; D008593:Menopause; D008875:Middle Aged; D012189:Retrospective Studies; D012859:Sjogren's Syndrome / Q000175:diagnosis*; D013997:Time Factors; D014657:Vasculitis / Q000175:diagnosis