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

File: <base>/training/ptb-xl/g13/HR12899.hea (761 bytes) 
HR12899 12 500 5000
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 105 20622 0 I
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 -35 21405 0 II
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 -140 792 0 III
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 -35 -20709 0 aVR
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 123 10137 0 aVL
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 -87 11385 0 aVF
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 -35 -9446 0 V1
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 510 15443 0 V2
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 335 12154 0 V3
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 370 -4064 0 V4
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 130 11775 0 V5
HR12899.mat 16x1+24 1000.0(0)/mv 16 0 -90 -1540 0 V6
# Age: 67
# Sex: Female
# Dx: 164865005,426783006,429622005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown