@article{articlec8783e50, title = {Dental bleaching using violet light alone: clinical case report}, author = {Panhóca, V. H. and Oliveira, Bruno Pereira de and Rastelli, Alessandra Nara de Souza and Bagnato, Vanderlei Salvador}, year = {2017}, doi = {10.4172/2161-1122.1000459}, journal = {Dentistry} }