AUTHOR=Sun Yuexia TITLE=Editorial: Ventilation and health: how much do we need and how do we achieve this? JOURNAL=Frontiers in Built Environment VOLUME=9 YEAR=2023 URL=https://www.frontiersin.org/journals/built-environment/articles/10.3389/fbuil.2023.1239394 DOI=10.3389/fbuil.2023.1239394 ISSN=2297-3362