[The problem of presystolic murmur in auricular arrhythmia].
D001145:Arrhythmias, Cardiac; D001281:Atrial Fibrillation; D006337:Heart Murmurs; D006347:Heart Sounds
AURICULAR FIBRILLATION/manifestations; CARDIAC MURMURS AND SOUNDS
K voprosu o presistolicheskom shume pri mertsatel'noi aritmii.