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C. Special Reviews - Should significant changes in the scope or normal activities of a SIG occur , or should an Area Director identify problems developing within a SIG , a special viability review may be scheduled . Thus , regular readers will hardly notice any change in the scope or tenor of the journal 's contents . These changes included decentralizing the science review function to place it closer to the claimant base and strengthening the verification function to meet changes in the scope and quality of claims .