Andressa Salles Gonçalves Pais, Carlos Eduardo Fontana, Alexandre Sigrist De Martin, Elcia Bravin de Carvalho, & Carlos Eduardo da Silveira Bueno. (2013). Location of three canals in the mesiobuccal root of the maxillary first molar. Revista Sul-Brasileira De Odontologia, 9(3), 322–7. https://doi.org/10.21726/rsbo.v9i3.1008