“A Comparative Study Between Helicobacter Pylori Antigen in Stool With Histopathology and Rapid Urease Test of Endoscopic Biopsy in PUD Patient”. Community Based Medical Journal 9, no. 2 (November 10, 2021): 19–25. Accessed July 3, 2026. https://banglajol.info/index.php/CBMJ/article/view/56989.