“…CSs are definitely the best studied among them. After HA and PRP, CSs were the third most frequently reported injectables group in 2017-2022 (8 systematic reviews, 10 randomized trials, and 8 other trials) [19,25,38,39,41,45,47,47,49,51,54,62,75,86,121,125,127,134,135,137,140,156,164,166,171]. Nevertheless, since 2020, the number of primary studies on intra-articular injection of CSs has clearly decreased.…”