Ключевые слова: background, blank, cardiac, cardiologist, cardiology, care, clinic, clipboard, closeup, copy, diagnose, disease, doctor, emergency, equipment, expertise, health, healthcare, heart, heartbeat, hospital, illness, instrument, listen, measurement, medical, medicine, metal, paper, pharmacist, pharmacy, physician, pills, prescription, profession, pulse, record, red, report, research, space, stethoscope, symbol, table, test, text, tool, treatment, white, wood,