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| Figure 4: Measurements of the inhalation phase while the subject is supine. The annotated superior-inferior axis SCG signal (red, on top), the annotated dorsoventral SCG signal (blue, in the middle), and the ECG signal (green, in the bottom). Annotations: maximum acceleration of blood in the aorta (MA) and onset of rapid ejection of blood into the aorta (RE). |
