RT Journal Article SR Electronic T1 Dry eye disease JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1090 OP 1090 DO 10.1503/cmaj.131590 VO 186 IS 14 A1 Rahul A. Sharma A1 Rookaya Mather YR 2014 UL http://www.cmaj.ca/content/186/14/1090.abstract AB