Physiological changes and the Mallampati classification: Tracheal intubation complications. International Seven Journal of Health Research, [S. l.], v. 3, n. 2, p. 747–753, 2024. DOI: 10.56238/isevjhv3n2-033. Disponível em: https://sevenpubl.com.br/ISJHR/article/view/4422. Acesso em: 7 oct. 2025.