SUNDUFU, A.; ZOKER, E. M. Prevalence of Peptic Ulcer Disease in Bo, Sierra Leone. Tropical Journal of Medical Research, Nigeria, v. 21, n. 2, p. 109–114, 2022. DOI: 10.5281/zenodo.7792016. Disponível em: https://tjmr.org.ng/index.php/tjmr/article/view/80. Acesso em: 4 dec. 2024.