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الاثنين، 6 أبريل 2015

Thousands of people in sub-Saharan Africa die or are disabled each year due to poisonous snake bites. Scientists in Britain are working to develop a serum that will counteract the venom from all sub-Saharan poisonous snake bites. VOA’s George Putic reports.



from Voice of America http://ift.tt/1HJ3tXX

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