Chaparro, Catalina, et al. “Haloperidol As Prophylactic Treatment for Postoperative Nausea and Vomiting: Systematic Literature Review”. Colombian Journal of Anesthesiology, vol. 41, no. 1, Jan. 2013, pp. 34-43, https://www.revcolanest.com.co/index.php/rca/article/view/633.