Tove K. Ryman|Vance Dietz|K. Lisa Cairns
Too little but not too late: Results of a literature review to improve routine immunization programs in developing countries
Centers for Disease Control and Prevention|Centers for Disease Control and Prevention|Centers for Disease Control and Prevention
globally immunization services center renewed interest increased funding improve services acceleration introduction new vaccines development health systems approach improve vaccine delivery much credit increased attention due work gavi alliance new funding streams routine immunization programs take full advantage newly available resources managers need understand range proven strategies approaches deliver vaccines reduce incidence diseases paper present strategies may used subnational level improve routine immunization programswe conducted systematic review studies projects reported published gray literature paper met inclusion criteria rated based methodological rigor data systematically abstracted routineimmunization specific papers methodological rigor rating greater 60 conclusive results reportedgreater 11000 papers identified 60 met inclusion criteria 25 papers reported papers grouped four strategy approaches bringing immunizations closer communities n 11 using information dissemination increase demand vaccination n 3 changing practices fixed sites n 4 using innovative management practices n 7immunization programs historical crossroads terms developing new funding streams introducing new vaccines responding global interest health systems approach improving immunization delivery however complement actual service delivery needs strengthened program managers must aware proven strategies much learned 25 papers use nonhealth workers provide numerous services community level however startling see papers identified particular strong scientific quality welldesigned wellconducted scientific research warranted proposed areas additional research include integration additional services immunization delivery collaboration immunization programs new partners best approaches new vaccine introduction improve service delivery