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

File: <base>/training/ptb-xl/g13/HR12498.hea (760 bytes) 
HR12498 12 500 5000
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 -50 -10172 0 I
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 20 11855 0 II
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 70 22033 0 III
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 15 -1691 0 aVR
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 -60 -15985 0 aVL
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 45 16656 0 aVF
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 70 5654 0 V1
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 125 7423 0 V2
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 130 14184 0 V3
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 90 6639 0 V4
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 55 1460 0 V5
HR12498.mat 16x1+24 1000.0(0)/mv 16 0 20 -1593 0 V6
# Age: 82
# Sex: Female
# Dx: 164865005,164951009,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown