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

File: <base>/training/ptb-xl/g9/HR08721.hea (781 bytes) 
HR08721 12 500 5000
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 -25 4140 0 I
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 160 -5621 0 II
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 185 -9802 0 III
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 -68 -32479 0 aVR
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 -105 7250 0 aVL
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 172 25120 0 aVF
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 45 -13773 0 V1
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 2395 -19576 0 V2
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 -40 32644 0 V3
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 350 -1672 0 V4
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 175 30702 0 V5
HR08721.mat 16x1+24 1000.0(0)/mv 16 0 55 -28156 0 V6
# Age: 57
# Sex: Male
# Dx: 164861001,164873001,426177001,429622005,698252002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown