Assessment of the level of knowledge of the multiprofessional team about the use of the speech valve in tracheostomized children . Research, Society and Development, [S. l.], v. 11, n. 8, p. e55911831409, 2022. DOI: 10.33448/rsd-v11i8.31409. Disponível em: https://rsdjournal.org/rsd/article/view/31409. Acesso em: 5 dec. 2025.