Ahmed, A. (2017) “Reflex circulatory responses after three stages of nasotracheal intubation and two stages of orotracheal intubation: A comparative study”, Asian Journal of Medical Sciences, 8(5), pp. 41–47. Available at: https://nepjol.info/index.php/AJMS/article/view/17405 (Accessed: 6 December 2025).