BEDOYA, A.; CHACÓN, Álvaro. Early treatment of Class II malocclusions with the Klammt’s Elastic Open Activator (KEOA). Case report. Revista Estomatología, [S. l.], v. 17, n. 2, 2017. DOI: 10.25100/re.v17i2.5697. Disponível em: https://estomatologia.univalle.edu.co/index.php/revista_estomatologia/article/view/5697. Acesso em: 18 apr. 2021.