7Britto LR, Borer RE, Vertucci FJ ,et al. Comparison of the apical seal obtained by a dual-cure resin based cement or an epoxy resin sealer with or without the use of an acidic primer [ J ]. J Ended, 2002,28 (10) :721 -723.
8Reeh ES,Combe EC. New core and sealer materials for root canal obturation and retrofilling[ J ]. J Endod,2002,28 (7) :520 - 523.
9Kardon BP,Kuttler S,Hardigan P,et al. An in vitro evaluation of the sealing ability of a new root-canal-obturation system [ J]. J Endod, 2003,29(10) :658 - 661.
10Economides N, Liolios E, Kolokuris L, et al. Long-term evaluation of the influence of smear layer removal on the sealing ability of different sealers[ J ]. J Endod, 1999,25 (2) : 123 - 125.
5Hannig M, Reinhardt K J, Bott B. Self-etching primer vs. phosphoric acid-an alternative concept for composi-te-to-enamel bonding [J] . Oper Dent, 1999,24(1):172-180.
6Tay F R, King N M, Suh B I, et al. Effect of delayed activation of light-cured resin composite on bonding of all-in-one adhesive [J] . J Adhesive Dent, 2001,3(3):207-225.
7Besnault C, Attal J P. Influence of a simulated oral environment on microleakage of two adhesive systems in Class II composite restorations [J]. J Dent, 2002,30(1):1-6.
8Hannig M, Fu B P. Effect of air abrasion and resin composite on microleakage of class V restorations bonded with self-etching primers [J] . J Adhesive Dent,2001,3(3):265-272.
9Santini A, Plasschaert A J, Mitchell S. Effect of composite resin placement techniques on the microleakage of two self-etching dentin-bonding agents [J]. Am J Dent, 2001,4(3):132-136.
10Cardoso P E, Placido E, Francci C E, et al.Microleaka-ge of class V resin-based composite restorations using five simplified adhesive systems [J]. Am J Dent, 1999,12(6):291-294.
5Basmadjian-Charles CL, Farge P, Bourgeois DM, et al. Factors influencing the long-term results of endodontic treatment : a review of the literature [J]. Int Dent J, 2002,52(2) :81 -86.
6Lim T, Wee T,Choi M, et al. Light and scaning electron microsopic evaluation of glyde file prep in smear layer removal [J].Int Endod J, 2003,36(5) :336 -343.
7Boucher Y, Matossian L, Rilliard F, et ul. Radiographic evaluation of the revalence and technical quality of root canal treatment in a French subpopulation [ J ]. Int Endod J,2002,35 (3) : 229- 238.
8Villegas JC,Yoshioka T, Kobayashi C, et al. Three-step versus single-step use of system B : evaluation of gutta-percha root canal fillings and their adaptation to the canal walls [ J ]. J Endol,2004,30(10) :719 - 721.
9Wimonchit S.Timpawat S,Vongsavan N. A comparison of techniques for assessment of coronal dye leakage [ J ]. J Endod, 2002,28(1):1- 4.
10Wu MK, Kontakiotis EG, Wesselink PR. Decoloration of 1% methylene blue solution in cnntact with dental filling materials [J]. JDent, 1998, 26(7):585 -589.
