Bellovary, B. N.; King, K. E.; Nuñez, T. P.; McCormick, J. J.; Wells, A. D.; Bourbeau, K. C.; Fennel, Z. J.; Li, Z.; Johnson, K. E.; Moriarty, T.; Mermier, C. M. Effects of High-Intensity Interval Training While Using a Breathing-Restrictive Mask Compared to Intermittent Hypobaric Hypoxia. J. Hum. Sport Exerc. 2019, 14, 821-833.