Choudhary S, Ghoti S. Study of clinical outcome of single intra-articular injection of artificial hyaluronic acid preparation in patients with grade III and grade IV knee osteoarthritis. Int J Res Orthop [Internet]. 2022 Apr. 25 [cited 2025 Dec. 3];8(3):339-44. Available from: https://www.ijoro.org/index.php/ijoro/article/view/2314