RT Journal Article SR Electronic T1 Rational test ordering in family medicine JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 535 OP 537 VO 61 IS 6 A1 Simon Morgan A1 Mieke van Driel A1 Justin Coleman A1 Parker Magin YR 2015 UL http://www.cfp.ca/content/61/6/535.abstract AB