CRUZ, Norma I.; PORTILLA, Peter; VELA, Rosendo E. Timing of ondansetron administration to prevent postoperative nausea and vomiting. Puerto Rico Health Sciences Journal, [S. l.], v. 27, n. 1, 2008. Disponível em: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/30. Acesso em: 4 nov. 2025.