A high school junior, a 49-year-old woman, a father of two young children: The flu kills more than 36,000 people in the U.S. each year, some so suddenly that families are left reeling.
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A high school junior, a 49-year-old woman, a father of two young children: The flu kills more than 36,000 people in the U.S. each year, some so suddenly that families are left reeling.
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