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

File: <base>/training/ptb-xl/g1/HR00757.hea (765 bytes) 
HR00757 12 500 5000
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 5 9141 0 I
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 -90 -25521 0 II
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 -95 30825 0 III
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 43 -25065 0 aVR
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 50 22225 0 aVL
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 -92 2646 0 aVF
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 960 7602 0 V1
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 630 -2227 0 V2
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 175 6661 0 V3
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 265 -20510 0 V4
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 5590 9516 0 V5
HR00757.mat 16x1+24 1000.0(0)/mv 16 0 90 -31675 0 V6
# Age: 78
# Sex: Female
# Dx: 164861001,284470004,426783006,55930002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown