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Head louse on human hair. Photo CC BY SA Gilles San Martin.
Julie Chapman is the chief executive of KidsCan, which runs a Nitbusters service in addition to its provision of food and raincoats in schools.
Chris Meyell is the principal at Marewa School in Napier, one of the schools that's involved with a headlice treatment programme.
They join Noelle McCarthy to talk about the desperate need for treatment.