It was clear from the findings of the CCEHRP Subcommittee on Risk Assessment that additional research is needed to resolve the question of whether the mercury in dental amalgam poses any significant health risk to patients. The answer to this question would resolve the two basic public health policy issues regarding dental amalgam: whether amalgam restorations should continue to be used in the future, and whether existing restorations should be removed and replaced with other materials.

The Subcommittee on Risk Management (through an interagency Research Work Group) was charged with looking into several aspects of research on the health effects of dental amalgam. These are the group's conclusions:

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