@misc{misc1b83bfa9, title = {Bleaching in teeth endodontically treated: a clinical case}, author = {Toledo, F. L. and Nishiyama, Cristiane Machado de Almeida and Freitas, M. F. A. and Freitas, César Antunes de}, year = {2006}, booktitle = {International Dental Meeting - UNICAMP} }