Ключевые слова: cardiologist, cardiology, care, clinic, closeup, contemporary, cure, diagnostics, disease, doctor, document, exam, examination, form, healing, health, healthcare, healthy, heartbeat, hospital, ill, illness, information, lung, medical, medication, medicine, metal, nobody, object, paper, patient, prescription, prevention, pulse, record, remedy, research, rx, science, scientific, silver, test, therapy, things, treatment, white,