Thepsoparn, M. (2019) “Very Low Concentration Levobupivacaine Femoral Nerve Catheter Infusion for Postoperative Pain Management in Total Knee Replacement in Combination with 0.1 mg Spinal Morphine”, Thai Journal of Anesthesiology, 46(1), pp. 1–6. available at: https://he02.tci-thaijo.org/index.php/anesthai/article/view/228080 (accessed: 20 September 2026).