article_snippet.sent: Tests were carried out on 15,500 toddlers and babies in sub-Saharan Africa.
article_snippet.sent: Professor Brian Greenwood, the study’s author and professor of clinical tropical medicine at the London School of Hygiene and Tropical Medicine, said:
article_snippet.sent: The latest World Health Organisation figures show that of the 198million cases in 2013, 584,000 people died.
article_snippet.sent: Most victims are children in Africa, where one dies every minute.
article_snippet.sent: The trial involved 15,459 infants aged six to 12 weeks and children aged five to 17 months from Burkina Faso, Gabon, Ghana, Kenya, Malawi, Mozambique and Tanzania.
highlights_snippet.sent: Designed for use in children in Africa, Will  can prevent up to half of cases .
  