Researchers say swine flu inefficient in binding to nose and throat, but could get worseWASHINGTON — With swine flu continuing to spread around the world, researchers say they have found the reason it is — so far — more a series of local blazes than a wide-raging wildfire. US swine flu cases near 18,000, found in all 50 states; pandemic waning except in NortheastATLANTA — Nearly 5,000 new U.S. swine flu cases have been reported in the last week, due partly to its continuing spread in the Northeast. |
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