Ключевые слова: aid, alert, alertness, arrhythmias, assistance, backdrop, background, beating, cardiogram, care, checkup, clinic, clinical, color, concept, danger, death, disease, ecg, ekg, emergency, graph, graphic, health, healthcare, heart, heartbeat, hospital, ideas, line, macro, medical, medicare, medicine, monitor, monitoring, pattern, pixelated, pulsating, pulse, service, stopping, technology, trace, urgent, wallpaper, ward, warning, wave,