Ключевые слова: awareness, background, black, blue, cardiac, cardiologist, cardiology, care, check, checkup, clinic, clinical, concept, cure, device, diagnose, diagnosis, diagnostic, disease, doctor, emergency, equipment, exam, examination, health, healthcare, healthy, hear, heart, heart shape, heartbeat, hospital, illness, instrument, isolated, medical, medicine, nurse, object, pulse, red, shape, stethoscope, test, tool, treatment, white,