Sheerin Aziz. “Assessment of Psychological Risk Factors Which Contributed to the Occurrence of Peptic Ulcer in Patients at Irbil Governorate”. Iraqi National Journal of Nursing Specialties 21, no. 1 (October 12, 2023): 17–26. Accessed July 27, 2025. https://www.injns.uobaghdad.edu.iq/index.php/INJNS/article/view/1253.