RT Journal Article SR Electronic T1 Omega-3 supplements for dry eye JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 826 OP 826 VO 64 IS 11 A1 Joey Ton A1 Christina Korownyk YR 2018 UL http://www.cfp.ca/content/64/11/826.abstract AB