BNT162b2 mRNA Covid-19 Vaccine Effectiveness among Health Care Workers.
N Engl J Med. 2021 May 6;384(18):1775-1777. doi: 10.1056/NEJMc2101951. Epub 2021 Mar 23.
N Engl J Med. 2021.
PMID: 33755373
Free PMC article.
No abstract available.