EntityQ2583597· pop 7· linked from 9 articlessinus arrhythmiaSign in to saveirregular heart rate caused by abnormal function of the sinoatrial nodeConnectionsInternational Standard Book NumberEntitydigital object identifierEntitycardiologyEntitymedical diagnosisEntityQ180686EntityelectrocardiographyEntityatrial fibrillationEntityvagus nerveEntitymedical specialtyEntitysinoatrial nodeEntitysinus rhythmEntityvagal toneEntityCategoriesCardiac arrhythmiaCardiac electrophysiologyVagus nerve