AUTHOR=Bian Jin-Song TITLE=Editorial: Hydrogen sulfide: Physiology, Pharmacology and Toxicology, Volume II JOURNAL=Frontiers in Pharmacology VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2022.943101 DOI=10.3389/fphar.2022.943101 ISSN=1663-9812