| #adolescents | 3 |
| #and | 2 |
| #among | 1 |
| #illness | 1 |
| #examine | 1 |
| #linked | 1 |
| #from | 1 |
| #for | 1 |
| #waned | 1 |
| #suggest | 1 |
| #new | 1 |
| #moderate | 1 |
| #ranging | 1 |
| #Vaccine | 1 |
| #worldwide | 1 |
| #dependancy | 1 |
| #protection | 1 |
| #data | 1 |
| #kids | 1 |
| 1 | |
| #CDC | 1 |
| #against | 1 |
| #suggests | 1 |
| #inequality | 1 |
| #status | 1 |