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. 2023 Feb 20;14:1072273. doi: 10.3389/fphys.2023.1072273

FIGURE 1.

FIGURE 1

A signal processing structure. Note: ABP stands for arterial blood pressure; PPG, VPG, and APG refer to photoplethysmography, velocity plethysmography, and acceleration plethysmography, respectively. JNC7 stands for the seventh report of the United States Joint National Committee on Prevention, Detection, Evaluation and Treatment of High Blood Pressure.