[Electron microscopical study on the terminal secretory units of the labial salivary glands in patients with Sjögren's syndrome].
D006801:Humans; D008214:Lymphocytes / Q000648:ultrastructure; D008854:Microscopy, Electron; D012469:Salivary Glands / Q000648:ultrastructure*; D012859:Sjogren's Syndrome / Q000473:pathology*