TY - GEN AU - Spodick,D H TI - Interatrial block and atrial arrhythmias SN - 0002-9149 PY - 1996///0521 KW - Atrial Fibrillation KW - complications KW - Atrial Flutter KW - Heart Atria KW - physiopathology KW - Heart Block KW - etiology KW - Humans N1 - Publication Type: Comment; Letter ER -