Sá PM de, Yui KCK, Kubo CH, Gomes APM, Silva EG da. Evaluation of extraradicular pH after intracoronal bleaching using four bleaching agents. BDS [Internet]. 2010 Aug. 13 [cited 2025 Aug. 25];12(2). Available from: https://bds.ict.unesp.br/index.php/cob/article/view/331