RATANASUWAN, P.; NONPHIARAJ, S.; PONGJANYAKUL, S.; SOMDEE, W.; TAESIRI, W. Efficacy of Combination of Ketamine and Morphine for Intravenous Patient Controlled- Analgesia in Upper Abdominal Surgery at Srinagarind Hospital. Srinagarind Medical Journal, [S. l.], v. 30, n. 5, p. 67, 2015. Disponível em: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/40017. Acesso em: 23 apr. 2024.