Count | |
| 2 | |
| 6 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
Chickenpox/blood/drug therapy/*immunology/prevention & control | 1 |
| 4 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 5 | |
| 7 | |
| 8 | |
| 2 | |
| 56 | |
| 39 | |
| 1 | |
| 20 | |
| 497 | |
| 2 | |
| 1 | |
| 76 | |
| 33 | |
| 6 | |
| 106 | |
| 46 | |
| 27 | |
| 2 | |
| 1 | |
| 1 | |
| 8 | |
| 1 | |
| 1 | |
| 8 | |
| 74 | |
| 2 | |
| 1 | |
| 1 | |
| 4 | |
| 2 | |
| 1 | |
| 1 | |
| 5 | |
| 4 | |
| 6 | |
| 1 | |
| 1 | |
| 9 | |
| 1 | |
| 4 | |
| 1 | |
| 2 | |
| 7 | |
| 1 | |
| 18 | |
| 6 | |
| 1 | |
| 5 | |
| 1 | |
| 1 | |
| 21 | |
| 3 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 25 | |
| 7 | |
| 1 | |
| 6 | |
| 3 | |
| 3 | |
| 2 | |
| 17 | |
| 2 | |
| 79 | |
| 1 | |
| 1 | |
| 7 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 28 | |