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

File: <base>/training/ptb-xl/g3/HR02778.hea (744 bytes) 
HR02778 12 500 5000
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 -25 13428 0 I
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 35 -21099 0 II
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 60 31017 0 III
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 -5 3657 0 aVR
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 -43 24032 0 aVL
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 47 -27839 0 aVF
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 60 -25624 0 V1
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 20 -18999 0 V2
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 50 -9874 0 V3
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 65 14294 0 V4
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 60 11211 0 V5
HR02778.mat 16x1+24 1000.0(0)/mv 16 0 45 -3404 0 V6
# Age: 75
# Sex: Female
# Dx: 164873001,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown