Journal of Low Power Electronics and Applications Article A 0.5 V 68 nW ECG Monitoring Analog Front-End for Arrhythmia Diagnosis Avish Kosari 1,* ID , Jacob Breiholz 2, NingXi Liu 2, Benton H. Calhoun 2 and David D. Wentzloff 1 1 Electrical Engineering and Computer Science Department, ...