2009 swine flu outbreak was 15 times deadlier - study
NEW YORK, June 25 (Reuters) - The swine flu pandemic of 2009 killed an estimated 284,500 people, some 15 times the number confirmed by laboratory tests at the time, according to a new study by an international group of scientists.
Original Article: 2009 swine flu outbreak was 15 times deadlier - study
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