Cities in China’s Yangtze River Delta plan to close live poultry markets, after the number of people affected by the H7N9 strain of bird flu nearly doubled in the past week.
So far Chinese authorities say there is no evidence of human-to-human transmission, although concerns were raised when a 31-year-old surgeon in Shanghai died of the virus earlier this month.
Evidence of human-to-human transmission would be a cause for concern as hundreds of millions of Chinese cram into trains and buses to travel home for the Lunar New Year, which begins on Friday, potentially exposing a larger population to the virus.
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