Adolescent patellofemoral pain: a review of evidence for the role of lower extremity biomechanics and core instability.
Carry PM, Kanai S, Miller NH, Polousky JD. Adolescent patellofemoral pain: a review of evidence for the role of lower extremity biomechanics and core instability. Orthopedics. 2010 Jul; 33(7):498-507.