Ключевые слова: abstract, app, art, background, beat, blood, cardiac, cardio, cardiogram, cardiograph, cardiology, care, clip, clipart, design, diagnosis, ecg, ekg, electrocardiogram, emergency, flat, frequency, graph, graphic, health, healthcare, healthy, heart, heartbeat, hospital, icon, illustration, isolated, life, line, logo, medical, medicine, monitor, patient, pulse, rate, rhythm, support, symbol, test, wave, white,