Ключевые слова: analysis, analyzing, background, beat, cardiac, cardiogram, cardiologist, cardiology, cardiovascular, care, clinic, clipboard, condition, data, diagnosis, diagnostic, disease, document, electrocardiogram, emergency, equipment, file, form, graph, health, healthy, heart, heartbeat, hospital, illness, life, medical, medicine, office, paper, pulse, record, registration, research, science, stethoscope, table, technology, test, trace, wellbeing,