Sierra Leone

Scientists hail historic malaria vaccine... Nature - The WHO-approved RTS,S vaccine has modest efficacy and requires a complex regimen of doses, so ample funding and clear communication will be crucial to success. Maxmen, Amy nature

More than 130 years after the naming of the Plasmodium parasites behind malaria, the world now has its first approved vaccine against them. Many malaria researchers have celebrated the development, but others have expressed concerns over the deployment of a vaccine that has only moderate efficacy.