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

File: <base>/training/ptb-xl/g1/HR00404.hea (744 bytes) 
HR00404 12 500 5000
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 625 3296 0 I
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 55 -11726 0 II
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 -570 -15036 0 III
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 -340 3804 0 aVR
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 597 9456 0 aVL
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 -257 -13312 0 aVF
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 -215 -5728 0 V1
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 -45 -14830 0 V2
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 930 -10054 0 V3
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 -45 10186 0 V4
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 85 799 0 V5
HR00404.mat 16x1+24 1000.0(0)/mv 16 0 160 -21748 0 V6
# Age: 50
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown