Waning Immune Humoral Response to BNT162b2 Covid-19 Vaccine over 6 Months.
N Engl J Med. 2021 Dec 9;385(24):e84. doi: 10.1056/NEJMoa2114583. Epub 2021 Oct 6.
N Engl J Med. 2021.
PMID: 34614326
Free PMC article.