RT Journal Article SR Electronic T1 Need clear and consistent message about masks JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 633 OP 636 VO 66 IS 9 A1 Edith Hui A1 Amy Tan A1 Anh Tran A1 Jennifer Kwan A1 Christine Gibson A1 Giorgia Tropini A1 Joe Vipond A1 Kashif Pirzada A1 Cindy Huang YR 2020 UL http://www.cfp.ca/content/66/9/633.2.abstract AB