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  • Content Type: Abstract

    In this paper we investigate the use of the CUSUM algorithm on retrospective MMR and Pentacel (DTaP-IPV-Hib) immunization data to determine if this type of surveillance tool is useful for measuring changes in immunization rates.
    … as the CUSUM, moving averages and the EARS algorithms may be a solution to this problem. MATERIALS AND METHODS The … measuring counts on a bi monthly or quarterly basis may suffice. At this time adequate retrospective data is …