Coronal resistance to fracture of endodontically treated teeth submitted to light-activated bleaching - Pobbe, Priscila de Oliveira da Silva; Viapiana, Raqueli; Souza-Gabriel, Aline Evangelista; Marchesan, Melissa Andréia; Sousa Neto, Manoel Damião de; Silva-Sousa, Yara Teresinha Correa; Silva, Ricardo Gariba (Journal of Dentistry, 2008)