[1]
A. Lindstrand, T. Fridén, S. Toksvig-Larsen, L. Ryd, and P. Akesson, “Restoration of the mechanical axis of the lower limb-a case report of perichondrium grafting of the medial femoral condyle”, ActaO, vol. 69, no. 2, pp. 199–201, Jan. 1998.