Ключевые слова: announcement, background, black, blackboard, blank, board, bulletin, capsule, cardiac, cardiology, care, chalkboard, check, checkup, chemical, concept, cure, diagnose, diagnosis, diagnostic, disease, emergency, exam, examination, examine, health, health care, healthy, hear, heartbeat, hospital, icon, illness, listen, medical, medicine, physician, pill, pressure, red, research, science, sick, sign, stethoscope, surgeon, symbol, technology, test, text,