[Gastroesophageal reflux: pH-graphic and electromanographic study].
D004947:Esophagus / Q000502:physiology*; D005750:Gastric Juice / Q000737:chemistry*; D005764:Gastroesophageal Reflux; D006863:Hydrogen-Ion Concentration; D008365:Manometry; D013270:Stomach / Q000502:physiology*
ESOPHAGUS/physiology; GASTRIC JUICE/chemistry; HYDROGEN-ION CONCENTRATION; MANOMETRY; STOMACH/physiology