Staging and grading chronic viral hepatitis: A teaching hospital experience using an objective histological activity index in a tropical population. Port Harcourt Medical Journal, [S. l.], v. 12, n. 3, p. 122–126, 2018. DOI: 10.60787/phmj.v12i3.102. Disponível em: https://phmj.org.ng/index.php/home/article/view/102. Acesso em: 22 dec. 2024.