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Sjögren’s syndrome (SS) is one potential cause of dry mouth. It is thought to affect 0.5-1% of the population and is more common in females (M/F ratio 1:9). SS is an autoimmune disease characterised by chronic T- and B-cell infiltration of the salivary glands or lachrymal glands that results in gland dysfunction. SS has a [read the full story…]