Jayauthrapathi, et al. “Clinicoetiological Profile of Patients With Gastrointestinal Bleed Presenting to a Tertiary Care Hospital in Kumaon Region of Uttarakhand”. Asian Journal of Medical Sciences, vol. 15, no. 1, Jan. 2024, pp. 127-34, https://nepjol.info/index.php/AJMS/article/view/50334.