RT Journal Article SR Electronic T1 Harnessing the power of longitudinal data JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 355 OP 355 VO 62 IS 4 A1 Barber, David A1 Morkem, Rachael A1 Queenan, John A. A1 Barber, Karen Hall YR 2016 UL http://www.cfp.ca/content/62/4/355.abstract AB