Closed-kinetic chain upper-body training improves throwing performance of NCAA Division I softball players - Prokopy, M. P.; Ingersoll, C. D.; Nordenschild, E.; Katch, F. I.; Gaesser, G. A.; Weltman, A. (The Journal of Strength and Conditioning Research, 2008)
Keywords: softball; training; training method; shoulder; strength; performance; throws; USA; sport games