Attari SA, Chandar Kumar, Sahar Sultana, Adil Hassan, Muhammad Faizan Ali, Muhammad Sadik Memon. Frequency of Different Causes of Upper GI Bleed Using Endoscopic Procedure. JHRR [Internet]. 2024 May 20 [cited 2024 Sep. 8];4(2):800-4. Available from: https://jhrlmc.com/index.php/home/article/view/888