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

File: <base>/training/ptb-xl/g18/HR17720.hea (737 bytes) 
HR17720 12 500 5000
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 -10 -12246 0 I
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 -80 10507 0 II
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 -70 22720 0 III
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 45 1261 0 aVR
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 30 -17072 0 aVL
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 -75 17123 0 aVF
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 230 -10421 0 V1
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 160 -1696 0 V2
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 155 2617 0 V3
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 65 23825 0 V4
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 70 -2503 0 V5
HR17720.mat 16x1+24 1000.0(0)/mv 16 0 165 2804 0 V6
# Age: 66
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown