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

File: <base>/training/ptb-xl/g3/HR02453.hea (760 bytes) 
HR02453 12 500 5000
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 -25 -310 0 I
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 15 18046 0 II
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 40 18371 0 III
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 5 -9343 0 aVR
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 -33 -9401 0 aVL
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 27 17928 0 aVF
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 0 -532 0 V1
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 -60 -2477 0 V2
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 -20 -403 0 V3
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 85 20124 0 V4
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 110 11291 0 V5
HR02453.mat 16x1+24 1000.0(0)/mv 16 0 -20 19709 0 V6
# Age: 300
# Sex: Female
# Dx: 164865005,164873001,164889003,39732003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown