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  • Content Type: Abstract

    NPDS is a near real-time surveillance system and national database operated by the American Association of Poison Control Centers. NPDS receives records of all calls made to the 55 regional US poison centers (PCs). The Centers for Disease Control… read more
    … Alternative analysis tools such as those employed by ESSENCE and other computerized data surveillance systems … Alternative analysis tools such as those employed by ESSENCE and other computerized data surveillance systems …