Double-level knee osteotomy accurately corrects lower limb deformity and provides satisfactory functional outcomes in bifocal (femur and tibia) valgus malaligned knees. - Pioger, Charles; Mabrouk, Ahmed; Siboni, Renaud; Jacquet, Christophe; Seil, Romain; Ollivier, Matthieu (Knee Surgery, Sports Traumatology, Arthroscopy, 2023)