title: Endoscopic tunnel vision.
authors.forename: Hans-Ulrich
authors.initials: HU
authors.lastname: Laasch
authors.forename: Derrick F
authors.initials: DF
authors.lastname: Martin
mesh_terms: D004750:Enteral Nutrition / Q000379:methods*; D005773:Gastroscopy; D005774:Gastrostomy / Q000295:instrumentation / Q000379:methods*; D006801:Humans