Early treatment of failure of eruption of a permanent molar - Marañón-Vásquez, Guido Artemio; Matsumoto, Mirian Aiko Nakane; Feres, Murilo Fernando Neuppmann; Ferreira, José Tarcisio Lima; Consolaro, Alberto; Romano, Fábio Lourenço (Journal of Dentistry for Children, 2019)