Sis Jose (2024) “Incidence of fentanyl induced cough and fentanyl induced cough as a risk factor for post operative nausea and vomiting”, Asian Journal of Medical Sciences, 15(5), pp. 53–57. Available at: https://nepjol.info/index.php/AJMS/article/view/62210 (Accessed: 6 December 2025).