The upper extremity of the professional tennis player: muscle volumes, fiber-type distribution and muscle strength - Sanchis-Moysi, J.; Idoate, F.; Olmedillas, H.; Guadalupe-Grau, A.; Alayon, S.; Carreras, A.; Dorado, C.; Calbet, J. A. L. (Scandinavian Journal of Medicine & Science in Sports, 2010)