AUTHOR=Ciaglia Elena , Vecchione Carmine , Puca Annibale Alessandro TITLE=COVID-19 Infection and Circulating ACE2 Levels: Protective Role in Women and Children JOURNAL=Frontiers in Pediatrics VOLUME=8 YEAR=2020 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2020.00206 DOI=10.3389/fped.2020.00206 ISSN=2296-2360