Ahmed H, Farooqi JI, Ikramullah Q, Ahmad F, Nawaz M, Gul S, Rehman M ur. FREQUENCY OF UPPER GASTROINTESTINAL PATHOLOGIES: LOCAL PERSPECTIVE. J Postgrad Med Inst [Internet]. 2011 Aug. 12 [cited 2025 Jan. 24];20(3). Available from: https://www.jpmi.org.pk/index.php/jpmi/article/view/114