article 2018 7 pages Efficacy of intermittent hypoxic training on hemodynamic function and exercise performance in competitive swimmers Hun-Young Park, Won-Sang Jung, Jisu Kim, Hyejung Hwang, Kiwon Lim JournalJournal of Exercise Nutrition & BiochemistryDOI10.20463/jenb.2018.0028Populationcompetitive swimmers View on DOI ↗