Cases of H7N9 Influenza in China by Week of Onset (2/10/14)* Number of Cases Feb Mar Apr 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 May Jun Jul Aug Sep Oct Nov Dec *336 total cases/71 deaths; date of onset missing for 27 cases Cases Deceased Cases Alive Jan 43 42 41 40 Note: total cases includes an asymptomatically infected child in Beijing Source: Provincial CDC (China), National China CDC, WHO, and news reports

Location of H7N9 Influenza in China (2/10/14)* India Nepal Russia Mongolia Bangladesh Bhutan Burma Thailand Laos 500 Kilometers 500 Miles Vietnam Philippines South Korea North Pakistan INNER MONGOLIA HENAN ANHUI ZHEJIANG SHANGHAI JIANGSU FUJIAN JIANGXI HUBEI SHANXI SHANDONG HEBEI BEIJING TIANJIN LIAONING Taiwan *336 total cases/71 deaths Province/ City Number of Cases Anhui 6 Beijing 5 Fujian 20 Guangdong 64 Guangxi 3 Hebei 1 Henan 4 Hunan 9 Jiangsu 42 Jiangxi Shandong 2 Shanghai Zhejiang 131 HEILONGJIANG JILIN XINJIANG NINGXIA QINGHAI GANSU SHAANXI XIZANG SICHUAN CHONGQING HUNAN GUIZHOU YUNNAN GUANGXI GUANGDONG HAINAN

Cases of H7N9 Influenza by Wave (2/10/14)* *Total cases = 336

Cases of H7N9 Influenza in China by Age-Group (2/10/14)* Note: ages of 2 cases are unknown and identity of 13 deaths also unknown *Total cases = 336

Cases of H7N9 and H5N1 Influenza in China by Age-Group (2/10/14)* *Total cases = 336 Note: ages of 2 cases are unknown

Cases of H7N9 and H5N1 Influenza in China (Same Provinces) by Age-Group (2/10/14)* *Total cases = 336 Note: ages of 2 cases are unknown

Cases of H7N9 and H5N1 Influenza in China by Month of Onset (2/10/14)* *Date of onset missing for 25 H7N9 cases