No abstract available
MeSH terms
- COVID-19
- COVID-19 Vaccines
- Clinical Trials as Topic
- Coronavirus Infections / prevention & control*
- Humans
- Mass Vaccination*
- Pandemics / prevention & control*
- Pneumonia, Viral / prevention & control*
- United States
- Viral Vaccines*
Substances
- COVID-19 Vaccines
- Viral Vaccines