| 2021 | | | | | 2021 | | | | 2021 2 26 | | 2021 | | | | | | | | | | | | | 2021 | | 2021 2 15 4 30 | | | | | | 2 15 2 18 | | | | | | 2 19 4 20 | | | | | 4 21 4 30 | 10 | | | | | | H5N8 | | | 24 | | | | | | | | | | | | | 2 19 4 30 | | | 7 | | 2021 | O A | | | | | 90% 70% | | | | | | | | | | |