Pneumonia is still the leading killer of young children world-wide, but Kenyan doctors and researchers say that rates of the lung infection have dipped substantially since pneumococcal conjugate vaccines were introduced in 2011.
Following a landmark announcement by Gavi, UNICEF and the WHO this week, 12 African countries will begin to roll out the RTS,S/AS01 vaccine as part of their routine immunisation schedules. Tens of thousands of children are expected to be saved each year.