Efficacy and safety of sorafenib in elderly patients with advanced hepatocellular carcinoma. Clinics, [S. l.], v. 76, p. e2498, 2021. DOI: 10.6061/clinics/2021/e2498. Disponível em: https://www.revistas.usp.br/clinics/article/view/191765.. Acesso em: 29 apr. 2024.