A study on prevalence of smoking on peptic ulcer: a survey. International Journal of Research in Clinical and Hospital Pharmacy, [S. l.], v. 2, n. 1, p. 22–24, 2020. Disponível em: https://rubatosisjournals.com/index.php/ijrhcp/article/view/329. Acesso em: 26 jul. 2026.