Pakistani strain of polio threatens global campaign

Feb 17, 2014, 5:07 AM EST
A Syrian refugee child receives a vaccination against Polio at the Bashaer dispensary in the Abu Samra district of the northern Lebanese port city of Tripoli, on November 9, 2013.
AFP/Getty Images

Pakistan's beleaguered battle to eradicate polio is threatening a global, multi-billion-dollar campaign to wipe out the disease worldwide. Because of Pakistan, the virus is spreading to countries that were previously polio-free, U.N officials say.
Background:
Pakistani polio strain threatens global campaign [AP]
Pakistani polio strain turns up in other countries, threatening global efforts to wipe it out [U.S. News & World Report]

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