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

File: <base>/training/ptb-xl/g11/HR10421.hea (741 bytes) 
HR10421 12 500 5000
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 -460 -2695 0 I
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 -90 21794 0 II
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 370 24460 0 III
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 275 -9493 0 aVR
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 -415 -13319 0 aVL
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 140 23214 0 aVF
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 650 5773 0 V1
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 740 25738 0 V2
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 1310 9054 0 V3
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 255 13045 0 V4
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 480 4827 0 V5
HR10421.mat 16x1+24 1000.0(0)/mv 16 0 0 -21629 0 V6
# Age: 84
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown