@BBCAfrica In 2012 during my MSc research I predicted a return of yellow fever. Cos the load of attenuated virus in d vaccines ws low.
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@BBCAfrica this is simply cos of storage. Epileptic power supply, mode of transport, exposure and expertise.
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@BBCAfrica When will yellow fever find its way into South Africa?Thanks. Twitter will use this to make your timeline better. UndoUndo
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