Respiratory arrhythmia with Wenckebach's periods and a shifting pacemaker.
D001146:Arrhythmia, Sinus / Q000503:physiopathology*; D001281:Atrial Fibrillation / Q000503:physiopathology; D006329:Heart Conduction System; D006801:Humans; D008297:Male; D008875:Middle Aged; D011674:Pulse; D012119:Respiration; D014630:Vagus Nerve