5Barnett F, Trope M, Khoja M, et al. Bacteriological status of the root canal after sonic, ultrasonic and hand instrumentation [J]. Endod Dent Traumatol, 1985,1(6):228-231.
6Cobankara F, Adanr, N, Belli S. Evaluation of the influence of smear layer on the apical and coronal sealing ability of two sealers [J]. J Endod, 2004,30:406-409.
7De-Deus G, Reis C, Fidel S, et al. Dentin demineralization when subjected to BioPure MTAD: a longitudinal and quantitative assessment[J]. J Endod, 2007,33(11):1364-1368.
8Johal S, Baumgartner JC, Marshall JG. Comparison of the antimicrobial efficacy of 1.3% NaOCl/BioPure MTAD to 5.25% NaOCl/15% EDTA for root canal irrigation[J]. J Endod,2007,33(1): 48-51.
9Marley JT, Ferguson DB, Hartwell, GR. Effects of chlorhexidine gluconate as an endodontic irrigant on the apical seal: short-term results [J]. J Endod, 2001, 27(12):775-778.
10Gilbert SD, Witherspoon DE, Berry CW. Coronal leakage following three obturation techniques[J]. Int Endod J, 2001,34:293-299.
