Objective To compare the growth inhibiting effect of two different concentrations fluoride protectors to Streptococcus mutans and Streptococcus sobrinus.

目的比较两种浓度氟保护漆对致龋链球菌生长抑制作用。

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Republicans, in an effort to attract seniors, are trying to position themselves as protectors of Medicare against those dastardly Democrats who want to constrain the future growth of that program.

FORBES: Pledging Our Way To Fiscal Disaster