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

File: <base>/training/ptb-xl/g21/HR20642.hea (780 bytes) 
HR20642 12 500 5000
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 -55 -12762 0 I
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 20 10184 0 II
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 75 22957 0 III
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 17 1070 0 aVR
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 -65 -17999 0 aVL
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 47 16335 0 aVF
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 60 2492 0 V1
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 -85 28546 0 V2
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 -130 -5661 0 V3
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 -200 -9428 0 V4
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 -45 13758 0 V5
HR20642.mat 16x1+24 1000.0(0)/mv 16 0 -150 -13928 0 V6
# Age: 300
# Sex: Female
# Dx: 164865005,164889003,164951009,39732003,713426002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown