Pulp calcification in traumatized primary teeth: classification, clinical and radiographic aspects - Mello-Moura, Anna Carolina Volpi; Santos, Ana Maria Antunes; Bonini, Gabriela de Azevedo Vasconcellos Cunha; Zardetto, Cristina Giovannetti Del Conte; Moura Netto, Cacio de; Wanderley, Márcia Turolla (Journal of Clinical Pediatric Dentistry, 2017)