AUTHOR=Fu Li , Karimi Fatemeh , Yu Aimin TITLE=Editorial: Graphene-Enhanced Electrochemical Sensing Platforms JOURNAL=Frontiers in Chemistry VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2021.815981 DOI=10.3389/fchem.2021.815981 ISSN=2296-2646