https://www.selleckchem.com/pr....oducts/catechin-hydr
The ongoing coronavirus disease 2019 (COVID-19) pandemic has drastically challenged the safety of on esophageal cancer (EC) surgery during COVID-19. The study aimed to evaluate the safety of EC surgery during the COVID-19 pandemic. This systematic review was performed in accordance with the PRISMA-P 2015 guidelines and registered in PROSPERO (registration number CRD42022335164). A systematic search of PubMed, Embase, Cochrane Library, Web of Science, Medline, Chinese National Knowledge Infrastructure database, Chinese Scientifi