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

File: <base>/training/ptb-xl/g21/HR20718.hea (765 bytes) 
HR20718 12 500 5000
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -65 -18054 0 I
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -65 -14001 0 II
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 0 4064 0 III
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 65 15510 0 aVR
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -32 -10650 0 aVL
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -32 -4798 0 aVF
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -10 -1249 0 V1
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -90 2422 0 V2
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -105 6806 0 V3
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -95 5501 0 V4
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -80 2541 0 V5
HR20718.mat 16x1+24 1000.0(0)/mv 16 0 -45 -13377 0 V6
# Age: 61
# Sex: Male
# Dx: 164865005,164951009,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown