Three-dimensional preoperative planning in the weight-bearing state: validation and clinical evaluation oleh Tabitha Roth, Fabio Carrillo, Matthias Wieczorek, Giulia Ceschi, Hooman Esfandiari, Reto Sutter, Lazaros Vlachopoulos, Wolfgang Wein, Sandro F. Fucentese, Philipp Fürnstahl