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Number of notified cases of confirmed malaria in KwaZulu-Natal by month [15]. A indicates reintroduction of dichlorodiphenyltrichloroethane (DDT) for indoor residual spraying of traditional structures in KwaZulu-Natal; B indicates introduction of community-based indoor residual spraying in neighbouring Southern Mozambique; C indicates the implementation of artemether/lumefantrine as first-line therapy in KwaZulu-Natal.
