Cross-sectional area of psoas major muscle and hip flexion strength in youth soccer players - Hoshikawa, Y.; Iida, T.; Ii, N.; Muramatsu, M.; Nakajima, Y.; Chumank, K.; Kanehisa, H. (European Journal of Applied Physiology, 2012)
Keywords: soccer; junior elite sport; muscle; muscle physiology; hip; Germany; sport games; biological and medical sciences; junior sports