The effect of external-focus using a paper balloon on the activity of upper limb and trunk muscles during static and dynamic tasks - Murofushi, Koji; Oshikawa, Tomoki; Kaneoka, Koji; Yamaguchi, Daisuke; Hirohata, Kenji; Furuya, Hidetaka; Mitomo, Sho; Akuzawa, Hiroshi; Yagishita, Kazuyoshi (Isokinetics and exercise science, 2022)
Keywords: Isometric contraction; exercise therapy; external focused; trunk muscles; instruction