KHAN, Nowshad; SHABBIR, Ghulam; ZARIF, Muhammad; KHATTAK, Muhammad Ishaq. UPPER GASTROINTESTINAL ENDOSCOPIC ASSESSMENT OF PATIENTS PRESENTING WITH DYSPEPSIA. Journal of Postgraduate Medical Institute, [S. l.], v. 21, n. 3, 2011. Disponível em: https://www.jpmi.org.pk/index.php/jpmi/article/view/198. Acesso em: 2 jun. 2025.