1Cheng Y, Cheung GSP, Bian Z,et al. Incidence and factors associated with endodontic inter-appointment emergency in a dental teaching hospital in China [J]. Journal of Dentistry, 2006,34(7): 516-521.
6Cole L J, Farrell M J, Gibson SJ, et al. Age-related differences in pain sensitivity and regional brain activity evoked by noxious pressure [J]. Neurobiology of Aging, 2010,31 (3):494-503.
8Glermon JP, Ng YL,Setchell DJ, et al. Prevalence of and factors affecting postpreparation pain in patients undergoin~ two-visit root canal treatment[J]. Int Endod J, 2004,37(1):29-37.
9Siqueira JF Jr. Microbial causes of endodontic flare-ups[J]. International Endodontics, 2003,36(7):453-463.
4Shelley PQ ,Johnson BR, BeGole EA. Use of an Electronic Patient Record system to evaluate restorative treatment following root canal therapy [ J ]. J Dent Educ ,2007,71 ( 10 ) : 1333-1339.
5Iqbal M, Kurtz E, Kohli M. Incidence and factors related to 1late- ups in a graduate endodontic programme [ J ]. Int Endod J,2009,42 (2) :99-104.
6Pochapski MT, Santos FA, de Andrade ED, et al. Effect ol pretreat- ment dexamethasone on postendodontic pain [j ]. Oral Surg Oral Med Oral Pathol Oral Radiol Endod,2009,108 (5) :790-795.
7Tsesis I,Faivishevsky V, Fuss Z, et al. Flare-ups after Endodontic Treatment : A Meta-analysis of Literature [ J ]. J Endod, 2008,34 (10) :1177-1181.
8Torabinejad M, Kettering JD, McGraw JC, et al. Factors associated with endodontic interappointment emergencies of teeth with necrot- ic pulps[ J]. J Endod, 1988,14 (5) :261-266.
9Siqueira JF Jr. Microbial causes of endodontic flare-ups [ J ]. Int Endod J,2003,36(7) :453-463.
10Ch:tvez de Paz Villanueva LE. Fusobactefium nucleatum in endo- dontic flare-ups [ J ]. Oral Surg Oral Med Oral Pathol Oral Radial Endod ,2002,93 (2) : 179-183.