Gastroesophageal reflux disease in the elderly.
D017677:Age Distribution; D000367:Age Factors; D000368:Aged; D000897:Anti-Ulcer Agents / Q000627:therapeutic use; D005745:Gastric Acidity Determination; D005764:Gastroesophageal Reflux / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology / Q000628:therapy; D006801:Humans; D009017:Morbidity; D054328:Proton Pump Inhibitors; D012307:Risk Factors
D000897:Anti-Ulcer Agents; D054328:Proton Pump Inhibitors