title: The relationship between sinoatrial conduction time and sinus cycle length during spontaneous sinus arrhythmia in adults.
mesh_terms: D000328:Adult; D000368:Aged; D001146:Arrhythmia, Sinus / Q000503:physiopathology*; D002036:Bundle of His / Q000503:physiopathology; D006328:Cardiac Catheterization; D004558:Electric Stimulation; D004562:Electrocardiography; D005260:Female; D006325:Heart Atria / Q000503:physiopathology; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D012849:Sinoatrial Node / Q000503:physiopathology*; D013997:Time Factors