Khmyzov, S. , Yakushkin, Y. and Katsalap, Y. 2021. Knee joint instability in conditions of congenital malformations of the lower extremities. ORTHOPAEDICS TRAUMATOLOGY and PROSTHETICS. 1 (Nov. 2021), 80–85. DOI:https://doi.org/10.15674/0030-59872021180-85.