Wittayapairoj, Aumjit, Kriangkrai Wittayapairoj, Paphatsara Phuangpraphan, Malinee Wongswadiwat, and Yuwadee Huntula. 2019. “Analgesic Effect Among Three Drug Regimens for Local Infiltration Analgesia After Total Knee Arthroplasty”. Srinagarind Medical Journal 34 (5):453-60. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/217523.