AUTHOR=Baldi Bruno Guedes , El-Chemaly Souheil , Xu Kai-Feng TITLE=Editorial: Advances and Updates in Diffuse Cystic Lung Diseases JOURNAL=Frontiers in Medicine VOLUME=8 YEAR=2021 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2021.691688 DOI=10.3389/fmed.2021.691688 ISSN=2296-858X