title: Do we need biopsies of metastases for colorectal cancer patients?
authors: I
authors: I
authors: Floriani
authors: D
authors: D
authors: Santini
authors: V
authors: V
authors: Torri
authors: C
authors: C
authors: Cremolini
authors: A
authors: A
authors: Falcone
authors: F
authors: F
authors: Loupakis
mesh_terms: D001706:Biopsy / Q000379:methods*; D015179:Colorectal Neoplasms / Q000235:genetics / Q000473:pathology*; D006801:Humans; D009362:Neoplasm Metastasis