Ключевые слова: background, cardiologist, cardiology, care, check, clinic, clinical, condition, cure, device, diagnose, diagnosis, diagnostic, disease, equipment, exam, examination, health, health care, healthy, hear, heart, heartbeat, hospital, illness, instrument, listening, medical, medical concept, medicare, medicine, professional, red, safety, science, shape, sick, stethoscope, symbol, take, tool, wellness, wood, xray,