1Imura N, Zuolo ML. Factors associated with endodontic flare-ups: a prospective study [J]. Int Endod J, 1995,28(5):261 -265.
2Albashaireh ZS, Alnegrish AS. Postobturation pain after single-and multiple-visit endodontic therapy. A prospective study [ J ]. J Dent,1998,26(3) :227 - 232.
3Burnett S, Walker J. Comparison of ferric sulfate, formocesol, and a combination of ferric sulfate/formocresol in primary tooth vital pulpotomies: a retrospective radiographic survey [J]. ASDC J Dent Child,2002, 69(1):44-48.
4Rauly DM, Horn D. Assessment of the systemic distribution and toxicity of formaldehyde following pulpotomy treatment: Part two [J]. ASDC J Dent Child, 1987,54(1):40-44.
5Lewis B. Formal dehyde in dentistry: areview for the millennium [J].J Clin Pediatr Dent, 1998,22(2):167- 177.
6Chawla HS, Mani SA, Tewari A, et al. Calcium hydroxide as a root canal filling material in primary teeth-a pilot study [J]. J Indian Soc Pedod Prey Dent, 1998, 16(3):90-92.
7Cortes O, Garcia C. Pulpal evaluation of two adhesive systems in rat teeth [J]. J Clin Pediatr Dent, 2000,25(1):73-77.
8Walton R, Fouad A. Endodontic interappointment flare-ups: a prospective study of incidence and related factors[J]. J Endod, 1992,18(4): 172 - 177.
