A ballistic method to determine the fraction of the tidal volume contributed by the diaphragm.
D001450:Ballistocardiography / Q000295:instrumentation*; D003964:Diaphragm / Q000502:physiology*; D006801:Humans; D008176:Lung Volume Measurements; D012016:Reference Values; D013990:Tidal Volume / Q000502:physiology*