Objective: To measure the fluoride concentrations in dental plaque and saliva after the use of sodium fluoride rinses and APF solutions and evaluate the significance in caries prevention.
目的：测定正常人使用含氟漱口液和APF溶液后，唾液及菌斑中氟离子浓度，并探讨其对龋病预防的意义。
There was difference in the fluoride intake between the residents of the two towns and this should be considered in the caries prevention project.
两镇人群氟摄入量有差别，在制定防龋计划时应考虑到这一差异。
Conclusion: fluoride tablet is effective in the prevention of dental caries in children.
结论：使用氟化物片剂防龋效果明显，对磨牙窝沟龋也有一定的作用。
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