data_32_4 2 200 55454 data_32_4.dat 16 55631.5331010453(-288227)/mV 16 0 -7565 52056 0 I data_32_4.dat 16 23346.58064516129(-123235)/mV 16 0 -17895 11543 0 II # paroxysmal atrial fibrillation