Feldman Ross D, Padwal Raj S
Memorial University of Newfoundland, St John's, Newfoundland and Labrador, Canada.
University of Alberta, Edmonton, Alberta, Canada.
Can J Cardiol. 2017 May;33(5):591-593. doi: 10.1016/j.cjca.2016.11.010. Epub 2016 Nov 15.