title: The 'bubble technique': an innovative technique for confirming correct nasogastric tube placement.
authors.forename: Ganga
authors.initials: G
authors.lastname: Prasad
authors.forename: Rakesh
authors.initials: R
authors.lastname: Garg
mesh_terms: D000768:Anesthesia, General; D000779:Anesthetics, Local; D001314:Auscultation; D006801:Humans; D007441:Intubation, Gastrointestinal / Q000295:instrumentation / Q000379:methods*; D007813:Laparotomy; D008012:Lidocaine
chemical_list: D000779:Anesthetics, Local; D008012:Lidocaine