Incidence And Risk Factors Of H Pylori Infection In Cases Of Emergency Surgery Done For Gastroduodenal Perforation. International Journal of Environmental Sciences, [S. l.], p. 2134–2139, 2025. DOI: 10.64252/jb7c1v11. Disponível em: https://theaspd.com/index.php/ijes/article/view/8696.. Acesso em: 21 sep. 2026.