Mbwanga’s medical file states that he likely died of yellow fever. The World Health Organization ( WHO ) has been accused of mismanagement after more than a million doses of yellow fever vaccine , out of a total of six million , disappeared from Uganda to Angola amid the biggest epidemic of the disease in Africa . In addition , some vaccines were sent to uninfected areas and others arrived without delivery or were n't kept cold enough for effective use . The disease has spread to neighbouring Congo and the region is estimated to need 40 million doses , far higher than the 20 million already sent .
The World Health Organization ( WHO ) has been accused of mismanagement after more than a million doses of yellow fever vaccine , out of a total of six million , disappeared from Uganda to Angola amid the biggest epidemic of the disease in Africa . In addition , some vaccines were sent to uninfected areas and others arrived without delivery or were n't kept cold enough for effective use . The disease has spread to neighbouring Congo and the region is estimated to need 40 million doses , far higher than the 20 million already sent .