1Estrela C,PimentaFc,ItoIY,et al.In Vitrodetermmation of direct antimicrobial effect of calcium hydroxide[J].J Endod,1998,24:15～17.
2Spangberg L.Intracanel medication[M].In:Ingle JI,Endondotcis.4th ed.Baltimore:William and Wilkins,1994.627～640.
3Georgopoudou M,kontakakiotis E,Nakou M.In vitro evatuation of the effectiveness of calcium hydroxide and paramonochlore phenol on anaerobic bacteria from the root canal[J].Endod Dent Tranmatol,1993,9:249～253.
