Endoscopic signs for gastroesophageal reflux objectively evaluated.
D004943:Esophagogastric Junction / Q000503:physiopathology; D004945:Esophagoscopy / Q000379:methods*; D005336:Fiber Optic Technology; D005764:Gastroesophageal Reflux / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008365:Manometry