AUTHOR=Rizzo Fabio , Polo Federico , Sojic Neso , Xu Guobao TITLE=Editorial: Electrochemiluminescence: From Fundamentals to Applications JOURNAL=Frontiers in Chemistry VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2021.706465 DOI=10.3389/fchem.2021.706465 ISSN=2296-2646