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

File: <base>/training/ptb-xl/g1/HR00020.hea (748 bytes) 
HR00020 12 500 5000
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 -70 5497 0 I
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 50 4511 0 II
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 120 -1006 0 III
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 10 -5095 0 aVR
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 -95 3081 0 aVL
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 85 1610 0 aVF
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 -175 2296 0 V1
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 150 17593 0 V2
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 160 -4517 0 V3
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 110 6930 0 V4
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 60 -10645 0 V5
HR00020.mat 16x1+24 1000.0(0)/mv 16 0 10 6578 0 V6
# Age: 56
# Sex: Male
# Dx: 164890007,164951009,39732003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown