Ключевые слова: analysis, attack, beat, cardiac, cardio, cardiogram, cardiologist, cardiology, chart, correct, curve, death, diagnosis, diagnostic, disease, disorder, disturbance, doctor, documentation, ecg, ekg, electrocardiogram, emergency, examining, extrasystole, flutter, form, frequency, gloves, graph, graphic, health, heart, heartbeat, hold, hospital, illness, medical, medicine, monitor, paper, pattern, pulse, rhythm, tape, test, therapy, treatment, urgent, wave,