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

File: <base>/training/ptb-xl/g13/HR12631.hea (746 bytes) 
HR12631 12 500 5000
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 -50 7675 0 I
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 -30 6309 0 II
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 20 -1376 0 III
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 40 -7269 0 aVR
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 -35 4564 0 aVL
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 -5 2292 0 aVF
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 65 30712 0 V1
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 45 8888 0 V2
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 355 -3284 0 V3
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 140 19812 0 V4
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 75 -567 0 V5
HR12631.mat 16x1+24 1000.0(0)/mv 16 0 40 30814 0 V6
# Age: 67
# Sex: Male
# Dx: 164865005,251146004,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown