1Pimenta LA,fontana UF,Cure JA.Inhibition of demineralization in vito around amalgam restorations[J].Quintessence Int, 1998,29 (6):363-367.
2Miyazaki H, Sakao S, Katoh Y, et al. Correlation between volatile sulphur compounds and certain oral health measurements in the general population [J].J Periodontol,1995,66:679-684.