RT Journal Article SR Electronic T1 SOME UNUSUAL CASES OF SJÖGREN'S SYNDROME JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 669 OP 673 DO 10.1136/bjo.32.9.669 VO 32 IS 9 A1 Coverdale, Howard YR 1948 UL http://bjo.bmj.com/content/32/9/669.abstract AB