ecg_39 12 500 6272 ecg_39.dat 16 200 12 0 -10 16 0 I ecg_39.dat 16 200 12 0 -16 1902 0 II ecg_39.dat 16 200 12 0 -6 1886 0 III ecg_39.dat 16 200 12 0 13 -1688 0 aVR ecg_39.dat 16 200 12 0 -2 -1178 0 aVL ecg_39.dat 16 200 12 0 -11 2636 0 aVF ecg_39.dat 16 200 12 0 1 -6566 0 V1 ecg_39.dat 16 200 12 0 -4 -5712 0 V2 ecg_39.dat 16 200 12 0 -31 -6989 0 V3 ecg_39.dat 16 200 12 0 -32 -3752 0 V4 ecg_39.dat 16 200 12 0 -25 -2526 0 V5 ecg_39.dat 16 200 12 0 -20 -2183 0 V6