Mustafa Ahmed, Ahmed. “Prevalence of Helicobacter Pylori Infection in Patients With Upper GI Symptoms: A Comparison Between Normal and Abnormal Upper Gastrointestinal Endoscopy Findings”. Zanco Journal of Medical Sciences (Zanco J Med Sci) 29, no. 3 (December 22, 2025): 600–609. Accessed December 27, 2025. https://zjms.hmu.edu.krd/index.php/zjms/article/view/1145.