Three-dimensional motion analysis of the lumbar spine during "free squat" weight lift training - Walsh, J. C.; Quinlan, J. F.; Stapleton, R.; Fitzpatrick, D. P.; McCormack, D. (The American Journal of Sports Medicine, 2007)
Keywords: training; strength; analysis; movement; vertebral column; weightlifting; USA; biological and medical sciences; technical and natural sciences; strength and speed sports