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

File: <base>/training/ptb-xl/g8/HR07123.hea (757 bytes) 
HR07123 12 500 5000
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 -10 6948 0 I
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 65 124 0 II
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 75 -6859 0 III
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 -28 -3574 0 aVR
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 -43 7031 0 aVL
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 70 -3246 0 aVF
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 -540 30679 0 V1
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 -605 22037 0 V2
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 -795 -937 0 V3
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 -550 15578 0 V4
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 -10 -8188 0 V5
HR07123.mat 16x1+24 1000.0(0)/mv 16 0 525 -1378 0 V6
# Age: 69
# Sex: Female
# Dx: 164865005,164951009,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown