Ключевые слова: aid, arrhythmias, arrhythmology, assistance, cardiogram, cardiology, care, checkup, clinic, clinical, coronary, disease, document, emergency, health, healthcare, heart, heartbeat, hospital, infarct, ischemia, ischemic, medical, medicine, paper, patient, printout, pulse, recording, rhythm, service, technology, test, urgent, ward,