KOSITWORAKITKUN , Y. Intravenous Ketamine for Postoperative Pain Control in Spine Surgery: a Randomized Controlled Study. Thai Journal of Anesthesiology, [S. l.], v. 51, n. 2, p. 109–116, 2025. Disponível em: https://he02.tci-thaijo.org/index.php/anesthai/article/view/274053. Acesso em: 20 sep. 2026.