Yu‐Hsuan PaiRenin ChangJames Cheng‐Chung Wei2026-02-042026-02-042024-0110.1111/1756-185X.15025https://scholars.csmu.edu.tw/handle/123456789/4939Letter to Editor: Inflammatory ultrasound features as prognostic factors of pain and functional outcomes following intra‐articular platelet‐rich plasma in knee osteoarthritisjournal-article