Patient-specific 3D-printed shelf implant for the treatment of hip dysplasia: Anatomical and biomechanical outcomes in a canine model. - Willemsen K; Tryfonidou M; Sakkers R; Castelein RM; Zadpoor AA; Seevinck P; Weinans H; Meij B; van der Wal BCH (Journal of orthopaedic research : official publication of the Orthopaedic Research Society, 2022)