Frequency of Helicobacter Pylori Infection in Children presented with Abdominal Pain in a Tertiary Care Hospital. Medical Forum Monthly, [S. l.], v. 36, n. 12, 2026. DOI: 10.60110/medforum.361209. Disponível em: https://medicalforummonthly.com/index.php/mfm/article/view/5514.. Acesso em: 3 feb. 2026.