SARARI, Abdel Salam; FARRAJ, Mohammad A.; HAMOUDI, Wael; ESSAWI, Tamer A. Helicobacter pylori, a causative agent of vitamin B12 deficiency. The Journal of Infection in Developing Countries, [S. l.], v. 2, n. 05, p. 346–349, 2008. DOI: 10.3855/jidc.194. Disponível em: https://jidc.org/index.php/journal/article/view/19745500. Acesso em: 28 mar. 2024.