Systematic review of preoperative physical activity and its impact on postcardiac surgical outcomes
D Scott Kehler, Andrew N Stammers, Navdeep Tangri, Brett Hiebert, Randy Fransoo, Annette S H Schultz, Kerry Macdonald, Nicholas Giacomontonio, Ansar Hassan, Jean-Francois Légaré, Rakesh C Arora, Todd A Duhamel
BMJ Open Aug 2017, 7 (8) e015712; DOI: 10.1136/bmjopen-2016-015712