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Solvent polymeric membrane pH catheter electrode for intraluminal measurements in the upper gastrointestinal tract

EngineeringBiosensing SystemsMedicineIntraluminal MeasurementsUpper Gastrointestinal TractElectrophysiologyBiomedical EngineeringClinical ChemistryElectroanalytical SensorBioinstrumentationMicrofluidicsAnesthesiology