Natural History and Predictors of Progression to Sjögren's Syndrome Among Participants of the Sjögren's International Collaborative Clinical Alliance Registry.

Shiboski CH, Baer AN, Shiboski SC, Lam M, Challacombe S, Lanfranchi HE, Schiødt M, Shirlaw P, Srinivasan M, Umehara H, Vivino FB, Akpek E, Bunya V, Vollenweider CF, Greenspan JS, Daniels TE, Criswell LA