title: [2 unusual cases of parasystolia].
mesh_terms: D004562:Electrocardiography / Q000379:methods; D005260:Female; D006325:Heart Atria / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D013610:Tachycardia / Q000175:diagnosis* / Q000503:physiopathology
vernacular_title: Rilievi su due casi non comuni di parasistolia.