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

File: <base>/training/ptb-xl/g8/HR07751.hea (767 bytes) 
HR07751 12 500 5000
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 50 -16883 0 I
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -20 -13737 0 II
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -70 3141 0 III
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -15 14580 0 aVR
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 60 -9848 0 aVL
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -45 -5925 0 aVF
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -135 -14670 0 V1
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -290 -553 0 V2
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -305 27326 0 V3
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -100 -18706 0 V4
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -80 -22908 0 V5
HR07751.mat 16x1+24 1000.0(0)/mv 16 0 -30 -23193 0 V6
# Age: NaN
# Sex: Female
# Dx: 164865005,164889003,39732003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown