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

File: <base>/training/ptb-xl/g21/HR20699.hea (750 bytes) 
HR20699 12 500 5000
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 20 -6737 0 I
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 85 -16166 0 II
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 65 -9414 0 III
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 -53 11500 0 aVR
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 -23 1755 0 aVL
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 75 -12445 0 aVF
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 -10 -16667 0 V1
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 45 -6874 0 V2
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 -5 -4246 0 V3
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 75 5067 0 V4
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 50 1193 0 V5
HR20699.mat 16x1+24 1000.0(0)/mv 16 0 20 -6475 0 V6
# Age: 71
# Sex: Male
# Dx: 164865005,164951009,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown