Seangrung R, Tontisirin N, Chalacheewa T, Sirinan C, Waikakul W. The Effectiveness of Postoperative Pain Control After Total Knee Arthroplasty in Ramathibodi Hospital: A Comparison Among Multiple Techniques. Res Med J [internet]. 2013 Jun. 30 [cited 2026 Sep. 29];36(2):109-17. available from: https://he02.tci-thaijo.org/index.php/ramajournal/article/view/102227