H 74.9%48.4% 35.5% 96.0%93.1% 92%
H
H HH HH H H H H H HH H HH HH HH HHH
HH HH HH HH 25.08(2)(a)H HHH 70%
1,000,000
2%
SARS SARSSARS H5N1 H H H H HH