J Geerling, S Zech, D Kendoff, M Citak, P. F O'Loughlin, T Hufner, C Krettek and M. Richter
The American Journal of Sports Medicine 37 ( 7 ): 1351 - 1357 , 2009
A Neddermann, E Willbold, F Witte, C Hurschler, S Hankemeier, T Stubig, E Hesse, M Fehr, C Krettek and R. Meller
The American Journal of Sports Medicine 37 ( 8 ): 1609 - 1617 , 2009
M Jagodzinski, B Geiges, C von Falck, K Knobloch, C Haasper, J Brand, S Hankemeier, C Krettek and R. Meller
The American Journal of Sports Medicine 38 ( 3 ): 501 - 508 , 2010