AUTHOR=Huang Guohua , Yang Jialiang , Chen Lei , Wu Taoyang TITLE=Editorial: Applications of Metagenomics in Studying Human Cancer JOURNAL=Frontiers in Genetics VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2021.760141 DOI=10.3389/fgene.2021.760141 ISSN=1664-8021