Wang, P.Y.P.Y.WangHsiao, C.H.C.H.HsiaoHsu, C.H.C.H.HsuTsai, Y.S.Y.S.Tsai2019-12-232019-12-232010https://scholars.lib.ntu.edu.tw/handle/123456789/437895Joint Flexibility in Elementary and Junior High School Baseball Pitchersconference paper