title: Changing the "contrast" in GERD.
authors.forename: Sachin
authors.initials: S
authors.lastname: Wani
authors.forename: Prateek
authors.initials: P
authors.lastname: Sharma
mesh_terms: D004941:Esophagitis / Q000175:diagnosis / Q000209:etiology; D004945:Esophagoscopy; D004947:Esophagus / Q000473:pathology; D005764:Gastroesophageal Reflux / Q000150:complications / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D009092:Mucous Membrane / Q000473:pathology; D014741:Video Recording