[Critical observations on intragastric pH-metry].
D004566:Electrodes; D004581:Electronics; D005745:Gastric Acidity Determination / Q000295:instrumentation*; D005750:Gastric Juice / Q000032:analysis*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008722:Methods
Kritische Bemerkungen zur intragastralen pH-Metrie.