1[1]Bohannan HM, et al. Indications for sealant use in a communitybased preventive dentistry program. J Dent Ednc, 1984, 48(2 suppl): 45-55.
2[2]Consensus development conference statemnet on dental sealants in the prevention of tooth decay. Nation Institutes of Health. J Am Dent Assoc, 1984,108(2):233-6.
3[3]Handelman SI, et al. Retention of sealants over carious and sound tooth surfaces. Community Deunt Oral Epidemiol, 1987,15 (1): 1-5.
4[4]Ripa LW. Occlusal sealants: rationale and review of clinical trials. Int Dent J, 1980, 30(2): 127-39.