Leonardi, Denise Piotto Apical sealing quality of in vitro apicectomy procedures after using both Er:YAG and Nd:YAG. [electronic resource] - Photomedicine and laser surgery Oct 2010 - S63-7 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1557-8550 Standard No.: 10.1089/pho.2009.2612 doi Subjects--Topical Terms: Dental Leakage--prevention & controlDentin Permeability--radiation effectsHumansLasers, Solid-State--therapeutic useRoot Canal Preparation--methodsTooth ApexTooth Root