Keratoacanthoma of the inferior lip: review and report of case with spontaneous regression . Journal of Applied Oral Science, [S. l.], v. 17, n. 3, p. 262–265, 2009. DOI: 10.1590/S1678-77572009000300025. Disponível em: https://www.revistas.usp.br/jaos/article/view/3684.. Acesso em: 28 apr. 2024.