Roy, Vaskar, et al. “Nasogastric Tube Insertion in Anesthetized, Intubated Adult Patients: A Comparison Between Conventional Blind Insertion Technique and ‘throat Pack in situ’ Technique”. Asian Journal of Medical Sciences, vol. 14, no. 3, Mar. 2023, pp. 46-53, https://nepjol.info/index.php/AJMS/article/view/50003.