AUTHOR=Maroto-Izquierdo Sergio , Raya-González Javier , Hernández-Davó José L. , Beato Marco TITLE=Load Quantification and Testing Using Flywheel Devices in Sports JOURNAL=Frontiers in Physiology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2021.739399 DOI=10.3389/fphys.2021.739399 ISSN=1664-042X