Bioelectric Energy SourcesWaterElectric ImpedanceElectricityHeart-Lung TransplantationEnergy MetabolismBody WaterBody CompositionAmilorideWater SupplyTracheaElectric ConductivityEnergy IntakeElectrophysiologyAnthropometryAdipose TissueCystic FibrosisFresh WaterEnergy TransferChloridesBiofilmsMembrane Potentials