Opioid toxicology in children with cancer: Integrative review. Research, Society and Development, [S. l.], v. 13, n. 2, p. e5513244948, 2024. DOI: 10.33448/rsd-v13i2.44948. Disponível em: https://rsdjournal.org/rsd/article/view/44948. Acesso em: 5 dec. 2025.