RT Journal Article SR Electronic T1 Sjögren's syndrome and thyroid disease. JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 721 OP 726 DO 10.1136/bjo.51.11.721 VO 51 IS 11 A1 J Williamson A1 J S Cant A1 D K Mason A1 W R Greig A1 J A Boyle YR 1967 UL http://bjo.bmj.com/content/51/11/721.abstract AB