Intra-articular injection of hyaluronic acid (HA) or corticosteroids (CS) has been widely used with debate on its efficacy in osteoarthritis (OA). The aim of present study is to to investigate whether the combined injection of HA and CS is superior than HA alone in the treatment of knee OA.
The aim of present study is to to investigate whether the combined injection of HA and CS was superior than HA alone in the treatment of knee OA.