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

File: <base>/training/ptb-xl/g1/HR00294.hea (750 bytes) 
HR00294 12 500 5000
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 20 -31482 0 I
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 -60 -21472 0 II
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 -80 9994 0 III
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 20 26827 0 aVR
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 50 -20190 0 aVL
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 -70 -5259 0 aVF
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 -25 -27324 0 V1
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 60 13631 0 V2
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 180 -17348 0 V3
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 730 3287 0 V4
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 175 -15443 0 V5
HR00294.mat 16x1+24 1000.0(0)/mv 16 0 190 2309 0 V6
# Age: 75
# Sex: Female
# Dx: 164865005,425419005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown