As of April 17, 2013 (17:00 Beijing Time), additional 5 cases of human infection with influenza A(H7N9) virus were laboratory confirmed (20:00 April 16 - 17:00 April 17 Beijing Time). One case is from Shanghai and four are from Zhejiang.
 
To date, a total of 82 cases have been laboratory confirmed with influenza A(H7N9) virus in mainland China, including 5 recovered and discharged, 60 in hospitalization and 17 deaths. These cases are distributed over 30 prefectures/districts of 6 provinces/municipalities, including Beijing (1 case, 0 death), Shanghai (31 cases, 11 deaths), Jiangsu (20 cases, 3 death), Zhejiang (25 cases, 2 deaths), Anhui (3 cases, 1 death) and Henan (2 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.