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

File: <base>/training/ptb-xl/g3/HR02458.hea (774 bytes) 
HR02458 12 500 5000
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 90 -16406 0 I
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 -20 4262 0 II
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 -110 20733 0 III
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 -35 5819 0 aVR
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 100 -18387 0 aVL
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 -65 12489 0 aVF
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 5 2871 0 V1
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 185 28197 0 V2
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 -35 7698 0 V3
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 270 28955 0 V4
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 155 1211 0 V5
HR02458.mat 16x1+24 1000.0(0)/mv 16 0 -290 -6854 0 V6
# Age: 79
# Sex: Male
# Dx: 164865005,164889003,429622005,59931005,698252002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown