Medial closing wedge high tibial osteotomy for valgus tibial deformities: good clinical results and survival with a mean 4.5 years of follow-up in 113 patients - van Lieshout, W AM; van Ginneken, B JT; Kerkhoffs, G MMJ; van Heerwaarden, R J (Knee Surg Sports Traumatol Arthrosc, 2020)