title: Re-challenge and the concept of lines of therapy in metastatic colorectal cancer.
authors.affiliation: Hôpital Saint-Antoine, APHP, Universite Paris VI, Paris, France.
authors.forename: Aimery
authors.initials: A
authors.lastname: de Gramont
mesh_terms: D000465:Algorithms; D002277:Carcinoma / Q000473:pathology / Q000628:therapy*; D015179:Colorectal Neoplasms / Q000473:pathology / Q000628:therapy*; D003131:Combined Modality Therapy / Q000379:methods; D003210:Concept Formation; D034462:Dissent and Disputes; D006801:Humans; D020360:Neoadjuvant Therapy; D009362:Neoplasm Metastasis