Hepatitis a: changes in the epidemiological pattern. Portuguese Journal of Family Medicine and General Practice, [S. l.], v. 16, n. 2, p. 103–11, 2000. DOI: 10.32385/rpmgf.v16i2.9786. Disponível em: https://rpmgf.pt/ojs/index.php/rpmgf/article/view/9786. Acesso em: 17 apr. 2026.