RT Journal Article SR Electronic T1 Update on acetylsalicylic acid for primary prevention of cardiovascular disease JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 481 OP 482 VO 65 IS 7 A1 Truong, Christine YR 2019 UL http://www.cfp.ca/content/65/7/481.abstract AB