RT Journal Article SR Electronic T1 Human orf JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 769 OP 771 VO 63 IS 10 A1 Val E. Ginzburg A1 Iryna Liauchonak YR 2017 UL http://www.cfp.ca/content/63/10/769.abstract AB