A Multilocus Blood-Based Assay Targeting Circulating Tumor DNA Methylation Enables Early Detection and Early Relapse Prediction of Colorectal CancerCai, Guoxiang*; Cai, Mingyan; Feng, Zhiqiang; Liu, R. U., I*; Liang, L., I*; Zhou, Pinghong*Science Citation Index ExpandedPubMed复旦大学; 南方医科大学; 1摘要-关键词-