As of April 19, 2013 (17:00 Beijing Time), additional four
cases of human infection with influenza A(H7N9) virus were laboratory confirmed
(17:00 April 18-17:00 April 19 Beijing Time). One case is ？from Jiangsu and
the other three from Zhejiang. 

To date, a total of 91 cases have been laboratory
confirmed with influenza A(H7N9) virus in mainland China, including 7 recovered
and discharged, 67 in hospitalization and 17 deaths. These cases are
distributed over 6 provinces/municipalities, including Beijing (1 case, 0
death), Shanghai (32 cases, 11 deaths), Jiangsu (22 cases, 3 death), Zhejiang (30
cases, 2 deaths), Anhui (3 cases, 1 death) and Henan (3 cases, 0 death). So
far, all confirmed human infections with A(H7N9) are sporadic cases, and there
is no evidence of ongoing human-to-human transmission.

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