Nsenga Leunkeu A, Shephard RJ, Ahmaidi S. A brief history of exercise clearance and prescription: 1. The era of heart rate recovery curves. Health Fit J Can [Internet]. 2014 Jan. 30 [cited 2024 Apr. 20];7(1):26-35. Available from: https://hfjc.library.ubc.ca/index.php/HFJC/article/view/155