World health organization

Vaccine vial monitors: Transforming the way we can deliver vaccines

WHO/Umit Kartoglu

In Boboye village in Niger, mobile health service teams go door to door vaccinating children against polio. The vaccines are kept in small carriers for the whole day, and in some remote settlements for more than a day, potentially exposing them to the blistering heat. VVM has become a key tool in the success of polio national immunization days.

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