E. W. Afanador Acuña, F. J. Sánchez Villa, D. Sánchez Cruz, and M. Ibáñez Pinilla, “Functional results of patients with chronic reconstruction of isolated and combined posterior cruciate ligament (PCL) injuries”, Rev. Colomb. Ortop. Traumatol., vol. 30, no. 2, pp. 67–76, Sep. 2016.