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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 2024Jul.3];14(3):263-7. Available from: https://apmcfmu.com/index.php/apmc/article/view/695