AUTHOR=Frontiers Production Office TITLE=Erratum: A Retrospective Study on the Use of Chinese Patent Medicine in 24 Medical Institutions for COVID-19 in China JOURNAL=Frontiers in Pharmacology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2021.654045 DOI=10.3389/fphar.2021.654045 ISSN=1663-9812