Ключевые слова: background, beat, blood, cardio, cardiogram, cardiologist, cardiology, closeup, device, diagnosis, disease, doctor, ecg, ekg, equipment, examination, graphic, health, heart, heartbeat, hypertension, manometer, measure, measurement, medical, nobody, pressure, pulse, record, sphygmomanometer, ste, stethoscope, test, tonometer, tool, white,