DiFiori, J. P., Green, G., Meeuwisse, W., Putukian, M., Solomon, G. S., Sills, A. Julkaisussa British Journal of Sports Medicine (2021)
Hutchison, M. G., Comper, P., Meeuwisse, W. H., Echemendia, R. J. Julkaisussa British Journal of Sports Medicine (2015)