RT Journal Article SR Electronic T1 Simplifying QT prolongation for busy clinicians JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 268 OP 270 VO 65 IS 4 A1 Kelly A. Grindrod A1 Jeff Nagge YR 2019 UL http://www.cfp.ca/content/65/4/268.abstract AB