Will Two Do? Varying Dimensions in Electrocardiography: The PhysioNet/Computing in Cardiology Challenge 2021 1.0.3

File: <base>/training/ptb-xl/g9/HR08421.hea (763 bytes) 
HR08421 12 500 5000
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 40 -26429 0 I
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 -75 -19951 0 II
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 -115 6461 0 III
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 18 23337 0 aVR
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 78 -15905 0 aVL
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 -95 -6300 0 aVF
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 70 9829 0 V1
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 60 11200 0 V2
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 35 7357 0 V3
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 -15 416 0 V4
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 -65 -12560 0 V5
HR08421.mat 16x1+24 1000.0(0)/mv 16 0 -55 -24979 0 V6
# Age: 63
# Sex: Male
# Dx: 164865005,164951009,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown