Press Release - Marking World Malaria Day, the World Health Organization (WHO) is issuing a call for increased implementation of new and existing interventions to save lives from malaria. Nearly 1.5 million children at high risk of illness and death from malaria in Ghana, Kenya and Malawi have now received their first dose of the first malaria vaccine, RTS,S/AS01 (RTS,S), thanks to an ongoing pilot programme coordinated by WHO.