title: [Characteristics of rarely occurring forms of arrhythmia].
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis* / Q000503:physiopathology; D005117:Cardiac Complexes, Premature / Q000175:diagnosis; D004562:Electrocardiography; D006321:Heart / Q000503:physiopathology; D006801:Humans
vernacular_title: Osobennosti redko vstrechaiushchikhsia form narusheniĭ ritma serdtsa.