Khan, N., Shabbir, G., Zarif, M. and Khattak, M. I. (2011) “UPPER GASTROINTESTINAL ENDOSCOPIC ASSESSMENT OF PATIENTS PRESENTING WITH DYSPEPSIA”, Journal of Postgraduate Medical Institute, 21(3). Available at: https://jpmi.org.pk/index.php/jpmi/article/view/198 (Accessed: 29 March 2024).