User:murrayporl522910

A resting electrocardiogram (ECG) is/can be/serves as a noninvasive procedure/test/examination used to evaluate/monitor/assess the electrical/heart's/normal activity of the heart/myocardium/cardiac

https://gregoryyerc134438.win-blog.com/16350870/resting-electrocardiography-a-look-at-cardiac-activity