Raaij, Tom M van, et al. “Survival of Closing-Wedge High Tibial Osteotomy: Good Outcome in Men With Low-Grade Osteoarthritis After 10–16 Years”. Acta Orthopaedica, vol. 79, no. 2, Jan. 2008, pp. 230-4, doi:10.1080/17453670710015021.