title: Pathological downstaging does not guide the need for IORT in primary locally advanced rectal cancer.
authors.affiliation: Department of Radiation Oncology, Massachusetts General Hospital, Boston, USA.
authors.forename: C G
authors.initials: CG
authors.lastname: Willett
authors.forename: B K
authors.initials: BK
authors.lastname: Nakfoor
authors.forename: W
authors.initials: W
authors.lastname: Daley
authors.forename: P C
authors.initials: PC
authors.lastname: Shellito
mesh_terms: D003131:Combined Modality Therapy; D006801:Humans; D007432:Intraoperative Period; D009367:Neoplasm Staging; D012004:Rectal Neoplasms / Q000473:pathology* / Q000532:radiotherapy / Q000601:surgery