AUTHOR=Laurino Annunziatina , Gencarelli Manuela , Buci Lisa , Raimondi Laura TITLE=Commentary: Euthyroid Sick Syndrome in Patients With COVID-19 JOURNAL=Frontiers in Endocrinology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2021.633097 DOI=10.3389/fendo.2021.633097 ISSN=1664-2392