AUTHOR= Frontiers Editorial Office TITLE=Retraction: Corrigendum: Tan IIA Combined With DDP Inhibits Esophageal Squamous Cell Carcinoma via Down-Regulating the NF-kB/COX-2/VEGF Pathway JOURNAL=Frontiers in Oncology VOLUME=11 YEAR=2021 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2021.721663 DOI=10.3389/fonc.2021.721663 ISSN=2234-943X