Count | |
| 7 | |
| 3 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 2 | |
| 3 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 3 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
Gastroenteritis/epidemiology/*prevention & control/*virology | 1 |
| 2 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 4 | |
| 2 | |
| 6 | |
| 9 | |
| 22 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 4 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 13 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 3 | |
| 1 | |
| 1 | |
| 3 | |
| 3 | |
| 4 | |
| 3 | |
| 1 | |
| 3 | |
| 1 | |
| 2 | |
| 4 | |
| 4 | |
| 2 | |
| 1 | |
| 1 | |
| 4 | |
| 1 | |
| 1 | |
| 1 | |
| 15 | |
| 1 | |
| 4 | |
| 1 | |
| 1 | |
| 6 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |