An electrocardiogram (ECG) records the toughness and timing of electrical indicators as they pass through the guts and determines whether or not the coronary heart's rhythm is regular or irregular. For those who insult the cat of the home, you greater be ready for the results. Completely, entirely unrelated: Consider https://ilton-and-the-moated-ston03692.bloggosite.com/43657832/the-2-minute-rule-for-ilton-ilminster-country-primary-school