Evaluation of mesial root canals of mandibular molars obturated with gutta-percha and resilon techniques - Cavenago, Bruno Cavalini; Carpio-Perochena, Aldo Enrique del; Amoroso-Silva, Pablo Andres; Alcalde, Murilo Priori; Fernandes, Samuel Lucas; Vivan, Rodrigo Ricci; Duarte, Marco Antonio Hungaro (European Endodontic Journal, 2017)