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| Pathogen | Outbreak duration | Peak activity | Epicenter | Number of cases | Fatal cases |
|---|---|---|---|---|---|
| Avian influenza H5N1 (10,11) | 05/1997–current | 12/1997 | Hong Kong | 53 (2003–2020) | 31 |
| Avian influenza H7N9 (12) | 2003–2020 | 04/2013 | Zhejiang | 1,568 (2013–2019) | 616 |
| SARS (13) | 02/2013– 2019 | 02/2003 | Guangdong & Beijing | 5,327 (2002–2003) | 349 |
| SARS-CoV-2 (8) | 2013–2019 | 02/2020 | Wuhan | 81,202a | 3,242 |
a, Number of cases in China as of 18 March, 2020.
