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the-bigger-picture · health-and-living · 13 Aug 2014 · 04:00 pm · 29 mins listen
After the death of American Patrick Sawyer of the ebola virus, the travelling world is on red alert. After all, he boarded two planes along his journey - how has modern travel changed the nature of disease spread and invasion? Professor Sazaly Abu Bakar, virologist, breaks it down for us.
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