6Torabinejad M, Higa RK, Mckendry DJ, et al. Dye leakage of four root-end filling materials: effects of blood contamination [J]. JEndod, 1999,25(1) :1 -5.
7石四箴.儿童口腔医学[M].北京:人民卫生出版社,2005.19,48,56-58.
8Sheehy EC,Roberts GJ.Use of calcium hydroxide for apical barrier formation and healing in non-vital immature permanent teeth:a review[J].Br Dent J,1997,183(7):241-246.
9Torabinejad M,Hong CU,McDonald F,et al.Physical and chemical properties of a new root-end filling material[J].J Endod,1995,21:349-353.
10Maroto M,Barberia E,Planells P,et al.Treatment of a non-vital immature incisor with mineral trioxide aggregate(MTA)[J].Dent Traumatol,2003,9:165-169.
3Simon S,Rillard F,Berdal A,et al. The use of mineral trioxide aggre- gate in one-visit apexification treatment aprospective study [ J ]. Eno- dod J,2007,40(3) : 186-197.
4Annamalai S. Mungara. Efficacy of mineral trioxide aggregate as an apical plug in non-vital young permanent teeth preliminary results [J]. J Clin Pediafr Dent,2010,35(2) : 149-155.
5Murray PE, Hafez AA , Smith A J, et al. Identification of hierarchical factors to guide clinical decision making for suecessfull long-term pulp eapping[ J]. Uintessenee Int,2003,34( 1 ) : 61-70.
6Schwartz RS, Mauger M, Clement DJ, et al. Mineral trioxide aggre- gate: a new material for endodontics [ J ]. JADA, 1999,130 (7) : 967-975.
7Zhang L, Meng H, Zhao H, et al. Estrogen receptoralpha gene Poly- mor-phisms in patients with periodontitis [ J ]. J periodontal Res, 2004;39(5) : 362-366.
8Sheehy EC, Roberts GJ. Use of calcium hydroxide for apical barrierformation and healing in non-vital immature permanent teeth: a re- view[J]. Br Dent J,1997,183(7) : 241-246.
9Kinirons M J, Srinivasan V, Welbury RR, et al. Study in two centres of variations in the time of apical barrier detection and barrier position in non-vital immature permanent incisors [ J ]. Int J Paediatr Dent, 2001,11 (6) : 475-481.
10Lee YL, Lee BS, Lin FH, et al. Effects of physiological environments on the hydration behavior of mineral trioxide aggregate [ J ]. Bio- mater, 2004,25 ( 5 ) : 787-793.