Ключевые слова: 3d, abnormal, abnormalities, analysis, anomalies, beat, biological, cardiac, cardiology, conceptual, condition, conduction, contraction, diagnostic, disease, disorder, ecg, electrical, electrocardiogram, function, graph, health, healthcare, heart, heart beat, heart rate, heartbeat, illustration, impulse, medical, medicine, monitor, monitoring, node, pattern, pulse, qrs, regular, rhythm, rhythms, sinus tachycardia, supraventricular, supraventricular tachycardia, tachycardia, tracing, variability, waveforms,