In 2008, World Health Organisation (WHO) estimated that 1.5 million of deaths among children under 5 years were due to diseases like malaria that could have been prevented by routine vaccination...
In 2011 Doctors Without Borders (MSF) reported that malaria and other preventable diseases remained prevalent in almost 100 countries and only about a third of them are close to eliminating the parasitic disease...
.....Read article here.

Malaria