[ELECTROCARDIOGRAPHICAL STUDY IN THE AGED].
D001146:Arrhythmia, Sinus; D001145:Arrhythmias, Cardiac; D001281:Atrial Fibrillation; D001282:Atrial Flutter; D005117:Cardiac Complexes, Premature; D004562:Electrocardiography; D005853:Geriatrics; D006327:Heart Block; D006801:Humans
ARRHYTHMIA, SINUS; AURICULAR FIBRILLATION; AURICULAR FLUTTER; ELECTROCARDIOGRAPHY; EXTRASYSTOLE; GERIATRICS; HEART BLOCK
STUDIO ELETTROCARDIOGRAFICO NEI VECCHI.