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

File: <base>/training/ptb-xl/g4/HR03131.hea (746 bytes) 
HR03131 12 500 5000
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 -120 -14203 0 I
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 5 -3883 0 II
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 125 10279 0 III
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 57 8983 0 aVR
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 -123 -12064 0 aVL
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 65 3249 0 aVF
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 100 -934 0 V1
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 -10 12861 0 V2
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 30 -2386 0 V3
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 0 3574 0 V4
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 40 -18839 0 V5
HR03131.mat 16x1+24 1000.0(0)/mv 16 0 -205 -29049 0 V6
# Age: 66
# Sex: Female
# Dx: 164934002,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown