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

File: <base>/training/ptb-xl/g22/HR21665.hea (746 bytes) 
HR21665 12 500 5000
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 -15 -1962 0 I
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 20 -10313 0 II
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 35 -8336 0 III
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 -3 6076 0 aVR
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 -25 3264 0 aVL
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 27 -9305 0 aVF
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 -10 -272 0 V1
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 0 -15761 0 V2
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 10 -25647 0 V3
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 60 9015 0 V4
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 5 -558 0 V5
HR21665.mat 16x1+24 1000.0(0)/mv 16 0 20 -7302 0 V6
# Age: 73
# Sex: Male
# Dx: 164861001,426783006,713426002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown