Introduction. Acta Oncologica, [S. l.], v. 27, n. Supp 1, p. 7–76, 1988. DOI: 10.3109/02841868809105002. Disponível em: https://medicaljournalssweden.se/actaoncologica/article/view/33442. Acesso em: 19 may. 2026.