“In Vitro Comparison of the Efficacy of Smear Layer Removal With Rc-Prep (Premier), Glyde (Dentsply) and Kelfar (Eufar) During Root Canal Cleaning and Shaping”. 2014. Revista Nacional de Odontología 10 (18): 57-65. https://doi.org/10.16925/od.v10i18.722.