This document does not contain recommendations for other forms of electrocardiographic monitoring, including the static 12-lead ECG, exercise testing, or ambulatory electrocardiographic (Holter) ...

Abstract: A battery-powered multisensor acquisition system with five dedicated channels [electrocardiograph (50 μW), bioimpedance (46 μW), galvanic skin response (15 μW), and 2× photoplethysmogram ...