Chow, J. W., Park, S.-A., Tillman, M. D. Julkaisussa Sports Medicine, Arthroscopy, Rehabilitation, Therapy & Technology (SMARTT) (2009)
Petrella, R. J., Cogliano, A., Decaria, J., Mohamed, N., Lee, R. Julkaisussa Sports Medicine, Arthroscopy, Rehabilitation, Therapy & Technology (SMARTT) (2010)