title: Challenges in the study of adjuvant chemoradiation after pancreaticoduodenectomy.
authors.forename: Christopher H
authors.initials: CH
authors.lastname: Crane
authors.forename: Gauri R
authors.initials: GR
authors.lastname: Varadhachary
authors.forename: Robert A
authors.initials: RA
authors.lastname: Wolff
authors.forename: Jason B
authors.initials: JB
authors.lastname: Fleming
mesh_terms: D000230:Adenocarcinoma / Q000532:radiotherapy* / Q000601:surgery; D003131:Combined Modality Therapy; D006801:Humans; D010190:Pancreatic Neoplasms / Q000532:radiotherapy* / Q000601:surgery; D016577:Pancreaticoduodenectomy; D018714:Radiotherapy, Adjuvant; D016896:Treatment Outcome