Kabirat Ayodele, 23, holds her three-month-old son, Samuel, in the Gengere community of Kosofe Local Government Area in Lagos, Nigeria.
UNICEF/U.S. CDC/UN0669709/Nelson Apochi Owoicho

Health workers are reaching zero-dose children in Nigeria’s urban slums

Focusing on overcoming barriers that prevent mothers from vaccinating their children.