Chun-Ting LinWen-Yuan ChenJames Cheng-Chung Wei2026-02-052026-02-052025-09-2310.1001/jama.2025.10711https://scholars.csmu.edu.tw/handle/123456789/5311[SDGs]SDG2[SDGs]SDG3Metformin for Treatment of Knee Osteoarthritis in Patients With Overweight or Obesityjournal-article