title: EUS staging of upper GI malignancies: results of a prospective randomized trial.
authors.forename: Matthijs P
authors.initials: MP
authors.lastname: Schwartz
mesh_terms: D019160:Endosonography; D005770:Gastrointestinal Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D006801:Humans; D009367:Neoplasm Staging / Q000379:methods; D016032:Randomized Controlled Trials as Topic; D015203:Reproducibility of Results