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

File: <base>/training/ptb-xl/g21/HR20031.hea (768 bytes) 
HR20031 12 500 5000
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 -25 -14488 0 I
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 10 -3156 0 II
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 35 11318 0 III
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 7 7961 0 aVR
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 -30 -12989 0 aVL
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 22 3444 0 aVF
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 135 -3811 0 V1
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 355 -2630 0 V2
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 395 4272 0 V3
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 325 948 0 V4
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 70 463 0 V5
HR20031.mat 16x1+24 1000.0(0)/mv 16 0 -175 29185 0 V6
# Age: 66
# Sex: Male
# Dx: 164865005,164951009,39732003,427084000,445118002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown