Ключевые слова: arrest, background, beat, black, blood, cardiac, cardiogram, cardiograph, cardiologist, cardiology, care, chart, curve, death, design, diagnosis, display, ecg, ekg, electrocardiogram, emergency, graph, graphic, health, healthy, heart, heartbeat, hospital, icon, illustration, life, line, logo, medical, medicine, monitor, monitoring, post, power, pulse, rhythm, screen, signal, surveillance, symbol, technology, test, wave, white,