1.
Amir M, Hafeez S, Adrees M, Nazir A, Ather HM. Causes of Upper Gastrointestinal Bleeding on Endoscopy in Tertiary Care Hospital. apmc [Internet]. 2020Sep.30 [cited 2025May22];14(3):263-7. Available from: https://www.apmcfmu.com/index.php/apmc/article/view/695