title: Use of the esophagoscope for obtaining biopsies of gastric tumors.
authors.forename: C O
authors.initials: CO
authors.lastname: PATTERSON
mesh_terms: D001706:Biopsy; D020701:Esophagoscopes; D004945:Esophagoscopy; D006801:Humans; D013270:Stomach; D013274:Stomach Neoplasms