Chaudhary AW, Tabassum HM, Chaudhary MA. Pattern of upper gastrointestinal bleeding at Rahim Yar Khan. Annals KEMU [Internet]. 2016 Apr. 16 [cited 2024 May 4];11(3). Available from: https://www.annalskemu.org/journal/index.php/annals/article/view/1024