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

File: <base>/training/ptb-xl/g21/HR20409.hea (766 bytes) 
HR20409 12 500 5000
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 -20 7429 0 I
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 100 24406 0 II
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 120 16956 0 III
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 -40 -16167 0 aVR
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 -70 -4559 0 aVL
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 110 20636 0 aVF
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 70 9865 0 V1
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 0 30243 0 V2
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 -45 19506 0 V3
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 -45 14659 0 V4
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 -80 -535 0 V5
HR20409.mat 16x1+24 1000.0(0)/mv 16 0 -45 -7160 0 V6
# Age: 71
# Sex: Female
# Dx: 164861001,164873001,425419005,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown