MOHSIN A, QAYYUM A, HUSSAIN I, MIRZA A, SHAH AA, ZAIDI SNR. Helicobacter Pylon Prevalence and Eradication (HAPPEN) Study: Helicobacter Pylon Prevalence: An experience with patients presenting to Jinnah Hospital, Lahore. Annals KEMU [Internet]. 2020 Jun. 20 [cited 2024 May 4];5(1):95-6. Available from: https://annalskemu.org/journal/index.php/annals/article/view/3434