| COVID-19 Vaccine |
1 |
1 |
| Food and Drug Administration (FDA) |
0 |
0.78 |
| Vaccines |
0 |
0.71 |
| Immunocompromise |
0 |
0.65 |
| COVID-19 |
0 |
0.52 |
| HIV Infection |
0 |
0.5 |
| Immunization |
0 |
0.26 |
| Stem Cell Research and Therapy |
0 |
0.15 |
| Arthritis |
0 |
0.13 |
| Cancer |
0 |
0.13 |
| Concerns of Elderly |
0 |
0.13 |
| Geriatrics |
0 |
0.13 |
| Grant |
0 |
0.13 |
| Health Care Quality, Access, and Evaluation |
0 |
0.13 |
| Rheumatoid Arthritis |
0 |
0.13 |
| Transplantation |
0 |
0.13 |
| UK Site Content |
0 |
0.13 |
| Social Determinants of Health |
0 |
0.09 |