Effects of abdominal muscle coactivation on the externally pre-loaded trunk: variations in motor control and its effect on spine stability.

Brown, S. H. M., Vera-Garcia, F. J., y McGill, S. M. (2006). Effects of abdominal muscle coactivation on the externally pre-loaded trunk: variations in motor control and its effect on spine stability. Spine, 31(13), E387-393.