Ключевые слова: background, blank, blue, cardiac, cardiologist, cardiology, care, checkup, clinic, clinical, closeup, cure, desk, device, devise, diagnose, diagnosis, diagnostic, disease, doctor, doctorequipment, equipment, examination, health, healthcare, healthy, heartbeat, hospital, illness, instrument, medic, medical, medicalbackground, medicalequipment, medicine, patient, pulse, research, science, sickness, space, stethoscope, surgeon, table, technology, test, therapy, tool, treatment, white,