Ключевые слова: afflication, analysis, beating of the heart, cardioigramm, cardiology, cardioplegia, chart, check up, diagnosis, diagnostics, doctor, doctors stuff, ecg, ecg findings, ecg recording, ecg waves, electrocardiogramm, freguency, frequency, health, heart, heart attack, heart rate, heartbeat, hearts, hospital, infirmary, intensive care, intensive care unit, medic, medicine, medico, patient, pulse, rhythm of the heart,