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

File: <base>/training/ptb-xl/g21/HR20871.hea (770 bytes) 
HR20871 12 500 5000
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 -75 -14072 0 I
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 -30 -11006 0 II
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 45 3053 0 III
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 52 12147 0 aVR
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 -60 -8260 0 aVL
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 7 -4110 0 aVF
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 0 -5886 0 V1
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 -15 -7850 0 V2
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 5 -2334 0 V3
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 0 2826 0 V4
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 -50 -13790 0 V5
HR20871.mat 16x1+24 1000.0(0)/mv 16 0 -60 -22686 0 V6
# Age: 62
# Sex: Male
# Dx: 164865005,164951009,39732003,426783006,713426002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown