AUTHOR=Lina Liu , Hui Liu 

TITLE=Levels of antibodies to SARS-CoV-2 at key time points during the COVID-19 pandemic in China

JOURNAL=Frontiers in Public Health

VOLUME=11

YEAR=2023

URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2023.1271917

DOI=10.3389/fpubh.2023.1271917

ISSN=2296-2565