Qualitative analysis of the removal of the smear layer in the apical third of curved roots: conventional irrigation versus activation systems

Journal of Endodontics v.37, n.9, p.1268-1271, 2011 3.291 10.1016/j.joen.2011.06.009 Blank-Gonçalves, L.M.; Nabeshima, C.K.; Martins, G.H.R.; Machado, M.E.L. 2011