title: Evaluation of frictional forces between ceramic brackets and archwires of different alloys compared with metal brackets.
authors.affiliation: Pontifical Catholic University of Paraná, Rua Imaculada Conceição 1155, Curitiba, PR, Brazil.
authors.forename: Ariana Pulido
authors.initials: AP
authors.lastname: Guerrero
authors.forename: Odilon
authors.initials: O
authors.lastname: Guariza Filho
authors.forename: Orlando
authors.initials: O
authors.lastname: Tanaka
authors.forename: Elisa Souza
authors.initials: ES
authors.lastname: Camargo
authors.forename: Sérgio
authors.initials: S
authors.lastname: Vieira