Ключевые слова: background, cardiac, cardiology, care, clinic, clinical, concept, day, device, diagnosis, diagnostic, disease, doctor, equipment, examination, family, figure, green, health, healthcare, healthy, heart, heartbeat, holiday, hospital, illness, instrument, love, measurement, medical, medicine, national, nurse, patient, pressure, professional, pulse, red, shape, sick, stethoscope, symbol, tool, treatment, white,