- Tytuł:
- Estimating the early impact of the US COVID-19 vaccination programme on COVID-19 cases, emergency department visits, hospital admissions, and deaths among adults aged 65 years and older: an ecological analysis of national surveillance data
- Autorzy:
- Źródło:
- In The Lancet 8-14 January 2022 399(10320):152-160
Czasopismo naukowe