Avinash Kumar, Amit Kumar Singh, Anjali Kumara, and Amit Kishor. 2021. “A Study on Clinical and Endoscopic Profile of Patients of Upper Gastrointestinal Bleed in a Tertiary Care Hospital in Southern Bihar”. International Journal of Health and Clinical Research 4 (10):202-4. https://ijhcr.com/index.php/ijhcr/article/view/1635.