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

File: <base>/training/ptb-xl/g4/HR03988.hea (730 bytes) 
HR03988 12 500 5000
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 -45 -1686 0 I
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 -110 6662 0 II
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 -65 8379 0 III
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 78 -2920 0 aVR
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 10 -4694 0 aVL
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 -87 7406 0 aVF
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 70 -14297 0 V1
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 5 478 0 V2
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 90 10171 0 V3
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 25 -7540 0 V4
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 445 22217 0 V5
HR03988.mat 16x1+24 1000.0(0)/mv 16 0 80 -5721 0 V6
# Age: 64
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown