The efect of the use of 2% chlorhexidine gel in post-space preparation on carbon fiber post retention - Silva, Ricardo Souza da; Antunes, Rossana Pereira de Almeida; Ferraz, Caio Cezar Randi; Orsi, Iara Augusta (Oral sugery, oral medicine, oral pathology, oral radiology and endodontics, 2005)