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

File: <base>/training/ptb-xl/g19/HR18156.hea (749 bytes) 
HR18156 12 500 5000
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 5 10057 0 I
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 25 26050 0 II
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 20 15982 0 III
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 -15 -18257 0 aVR
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 -8 -3003 0 aVL
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 22 20868 0 aVF
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 55 8058 0 V1
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 35 1252 0 V2
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 40 -10317 0 V3
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 -40 2577 0 V4
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 30 17368 0 V5
HR18156.mat 16x1+24 1000.0(0)/mv 16 0 20 -10214 0 V6
# Age: NaN
# Sex: Male
# Dx: 164865005,164947007,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown