Ключевые слова: background, beat, blood, cardiologist, cardiology, care, clinic, color, concept, consultation, cure, desk, device, diagnosis, disease, doctor, examination, flat, grey, health, heart, heartbeat, illness, isolated, lay, light, medic, medical, medicine, modern, nobody, notebook, object, patient, pen, pink, pressure, prevention, problem, pulse, rhythm, sickness, stethoscope, tool, top, treatment, view, white,