title: Ventilation monitor based on transthoracic impedance changes.
mesh_terms: D004566:Electrodes; D006801:Humans; D008722:Methods; D008991:Monitoring, Physiologic / Q000295:instrumentation*; D010992:Plethysmography, Impedance / Q000295:instrumentation*; D012119:Respiration; D013223:Statistics as Topic; D014692:Ventilation-Perfusion Ratio