Comment on Daniels article (Labial salivary gland biopsy in Sjögren's syndrome)
D001706:Biopsy; D006801:Humans; D012469:Salivary Glands / Q000473:pathology*; D012859:Sjogren's Syndrome / Q000175:diagnosis / Q000473:pathology*; D014987:Xerostomia / Q000175:diagnosis