title: Circulating tumor cells--new challenges ahead.
authors.forename: Evi S
authors.initials: ES
authors.lastname: Lianidou
mesh_terms: D003108:Colonic Diseases / Q000473:pathology*; D004847:Epithelial Cells / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D009360:Neoplastic Cells, Circulating / Q000473:pathology*