User:phoenixoivr235870

A resting electrocardiogram (ECG) provides/reveals/offers a window/glimpse/snapshot into the heart's electrical/intrinsic/natural activity when at equilibrium/rest/quiescence. This noninvasive

https://sahilfksg795616.thekatyblog.com/34217686/electrocardiogram-at-rest-unveiling-baseline-cardiac-activity