A Guide for Cancer Pain Management in Latin America . Journal of Cancer Research Updates, [S. l.], v. 6, n. 4, p. 81–96, 2017. DOI: 10.6000/1929-2279.2017.06.04.3. Disponível em: https://neoplasiaresearch.com/index.php/jcru/article/view/498. Acesso em: 21 apr. 2026.