Sinthuprasit W, Orthong K. Effect of Subanesthetic Dose of Ketamine Compare with Morphine and Diazepam in Patients Undergo Postpartum Tubal Ligation under Local Anesthesia. Thai J Anesthesiol [internet]. 2024 Jan. 4 [cited 2026 Sep. 20];50(1):15-22. available from: https://he02.tci-thaijo.org/index.php/anesthai/article/view/267129