title: [What is the principle of endoscopic removal technique of foreign bodies in the upper gastrointestinal tract?].
authors.forename: Joo Young
authors.initials: JY
authors.lastname: Cho
mesh_terms: D016099:Endoscopy, Gastrointestinal; D005547:Foreign Bodies / Q000175:diagnosis / Q000628:therapy*; D006801:Humans; D041742:Upper Gastrointestinal Tract