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

File: <base>/training/ptb-xl/g21/HR20661.hea (772 bytes) 
HR20661 12 500 5000
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -50 -23208 0 I
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -90 -17747 0 II
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -40 5494 0 III
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 70 20417 0 aVR
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -5 -14341 0 aVL
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -65 -6180 0 aVF
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 35 -3321 0 V1
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 85 -4358 0 V2
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -50 -21518 0 V3
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -110 4761 0 V4
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -120 15553 0 V5
HR20661.mat 16x1+24 1000.0(0)/mv 16 0 -30 -6555 0 V6
# Age: 300
# Sex: Female
# Dx: 164861001,164865005,164889003,164951009
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown