title: Diagnostic rigid and flexible oesophagoscopy in carcinoma of the oesophagus: a comparison.
authors.forename: L R
authors.initials: LR
authors.lastname: Murmu
mesh_terms: D004938:Esophageal Neoplasms / Q000175:diagnosis*; D004945:Esophagoscopy / Q000379:methods*; D006801:Humans