[Cheng, Bin; Cheng, B; Li, Ting] Shandong Univ, Sch Phys Educ, Jinan, Peoples R China.
[Zong, Guanyang] Dazhuang Primary Sch, Zoucheng, Peoples R China.
[Peng, Pan] Ezhou High Sch, Sch Informat Engn, Ezhou, Hubei, Peoples R China.
[Wang, Shiqiang] Hunan Univ Technol, Coll Phys Educ, Zhuzhou, Peoples R China.
[Wang, Shiqiang] Hunan Normal Univ, Hunan Prov Key Lab Phys Fitness & Sports Rehabil, Changsha, Peoples R China.