Katsuyuki TOKINOYA, Koji SUGIYAMA, Yuta SUZUKI, Momoko ENDO, & Hajime OHMORI. (2016). A Comparison of the Degree of Perceived Exertion by Participants In Nordic Walking and Level Walking at Equal Levels of Relative Exercise Intensity. Sports and Exercise Medicine , 2(1), 1–6. https://doi.org/10.17140/SEMOJ-2-131