“Are There Any Differences Betzeen Ranitidin or Famotidin Plus Dual Antibiotic Combination in Patients With Helicobacter Pylori Positive Nonulcer Dyspepsia ”. Annals of Medical Research 7, no. 2 (May 25, 2021): 0100–0106. Accessed October 15, 2025. http://annalsmedres.org/index.php/aomr/article/view/2805.