Cases of H7N9 Influenza in China by Week of Onset (1/30/14)* 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 *273 total cases/57 deaths; date of onset missing for 19 cases Cases Deceased Cases Alive 4 6 13 20 27 3 10 17 24 31 7 14 21 28 Jan Feb Mar Apr Note: total cases includes an asymptomatically infected child in Beijing Source: Provincial CDC (China), National China CDC, WHO, and news reports

Cases of H7N9 Influenza in China by Age-Group (1/30/14)* Note: ages of 2 cases are unknown and identity of 20 deaths also unknown *Total cases = 273

Cases of H7N9 and H5N1 Influenza in China by Age-Group (1/30/14)* *Total cases = 273 Note: ages of 2 cases are unknown

Cases of H7N9 and H5N1 Influenza in China (Same Provinces) by Age-Group (1/30/14)* *Total cases = 273 Note: ages of 2 cases are unknown

Cases of H7N9 and H5N1 Influenza in China by Month of Onset (1/30/14)* *Date of onset missing for 19 H7N9 cases

Location of H7N9 Influenza in China (1/30/14)* 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 *273 total cases/57 deaths Province/ City Number of Cases Anhui 4 Beijing Fujian 16 Guangdong 40 Guangxi 1 Hebei Henan Hunan 3 Jiangsu 36 Jiangxi 6 Shandong 2 Shanghai 42 Zhejiang 108 HEILONGJIANG JILIN XINJIANG NINGXIA QINGHAI GANSU SHAANXI XIZANG SICHUAN CHONGQING HUNAN GUIZHOU YUNNAN GUANGXI GUANGDONG HAINAN