Onoh, L.U.M. The Role Of Non-Modifiable Risk Factors For Peptic Ulcer Disease In Patients Attending A Tertiary Hospital In Enugu, South East Nigeria: The Role Of Non-Modifiable Risk Factors For Peptic Ulcer Disease In Patients. Natl J Integr Res Med [Internet]. 2020 Jul. 1 [cited 2024 Apr. 26];11(3):7-10. Available from: http://nicpd.ac.in/ojs-/index.php/njirm/article/view/2812