Newly detected liver nodules with a history of colorectal cancer: are they metastatic? Review of 2,632 cases in a single center - Zhu, Kai; Wang, Wentao; Luo, Rongkui; Song, Danjun; Wang, Xi; Gao, Qiang; Fan, Jia; Zhou, Jian; Rao, Shengxiang; Wang, Xiaoying (Annals of Translational Medicine, 2021)