data_98_12 2 200 84234 data_98_12.dat 16 14261.975553353155(-75938)/mV 16 0 -3672 22483 0 I data_98_12.dat 16 18940.459610027858(-87164)/mV 16 0 3276 14446 0 II # paroxysmal atrial fibrillation