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

File: <base>/training/ptb-xl/g1/HR00502.hea (754 bytes) 
HR00502 12 500 5000
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 -75 11497 0 I
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 80 32563 0 II
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 155 21046 0 III
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 -3 -22195 0 aVR
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 -115 -4935 0 aVL
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 117 26573 0 aVF
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 1795 4855 0 V1
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 -35 21819 0 V2
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 -35 14454 0 V3
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 75 2405 0 V4
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 10 9115 0 V5
HR00502.mat 16x1+24 1000.0(0)/mv 16 0 70 24601 0 V6
# Age: 78
# Sex: Male
# Dx: 164873001,164934002,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown