학술논문
Effectiveness of BNT162b2 and ChAdOx1 nCoV-19 COVID-19 vaccination at preventing hospitalisations in people aged at least 80 years: a test-negative, case-control study
Document Type
Article
Author
Source
In The Lancet Infectious Diseases November 2021 21(11):1539-1548
Subject
Language
ISSN
1473-3099