by Fitschen, P. J., Kistler, B. M., Jeong, J. H., Chung, H. R., Wu, P. T., Walsh, M. J., Wilund, K. R.
Published in Clinical physiology and functional imaging (01.09.2014)

by Helms, E R, Fitschen, P J, Aragon, A A, Cronin, J, Schoenfeld, B J
Published in Journal of sports medicine and physical fitness (01.03.2015)