Fred Wentorf

Laprade RF; Engebretsen L; Johansen S; Wentorf FA; Kurtenbach C. The Effect of a Proximal Tibial Medial Opening Wedge Osteotomy on Posterolateral Knee Instability: A Biomechanical Study. American Journal of Sports Medicine 2008:28;[Epub ahead of print]

Laprade RF, Engebretsen AH, Ly TV, Johansen S, Wentorf FA, Engebretsen L. The anatomy of the medial part of the knee. J Bone Joint Surg Am 2007:89(9):2000-2010. 

LaPrade, Robert F.; Ly, Tuawn; Wentorf, Fred; Engebretsen, Lars. The posterolateral attachments of the knee: a qualitative and quantitative morphologic analysis of the fibular collater. American Journal of Sports Medicine 31:854-860. 2003.