Ключевые слова: book, cardiac, cardiology, checkup, clinic, clinical, closeup, device, diagnosis, diagnostic, doctor, examination, glasses, graduate, hand, heal, health, healthcare, hospital, instrument, intern, measurement, medic, medical, medicine, metal, metallic, meter, modern, new, nurse, physician, procedure, professional, recipe, scissors, steel, stethoscope, stetoscope, student, study, surgeon, surgical, test, tool, treatment, white,