Ключевые слова: accident, advice, alarm, alert, attack, attention, aware, business, cardiac, cardiovascular, caution, chest, coronary, danger, disease, error, exclaim, exclamation, failure, gear, hazard, health, heart, icon, important, infographic, internet, line, mechanical, mistake, myocardial, pain, people, problem, risk, safety, sign, stop, system, threat, triangle, trouble, warn, warning,