AUTHOR=Mouterde Louis M. M. , Allais Florent TITLE=Corrigendum: Microwave-Assisted Knoevenagel-Doebner Reaction: An Efficient Method for Naturally Occurring Phenolic Acids Synthesis JOURNAL=Frontiers in Chemistry VOLUME=6 YEAR=2018 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2018.00568 DOI=10.3389/fchem.2018.00568 ISSN=2296-2646