AUTHOR=Chen Shengsen , Wang Chao , Gu Yuwei , Ruan Rongwei , Yu Jiangping , Wang Shi TITLE=Corrigendum: Prediction of Microvascular Invasion and Its M2 Classification in Hepatocellular Carcinoma Based on Nomogram Analyses JOURNAL=Frontiers in Oncology VOLUME=12 YEAR=2022 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2022.888008 DOI=10.3389/fonc.2022.888008 ISSN=2234-943X