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

File: <base>/training/ptb-xl/g1/HR00300.hea (749 bytes) 
HR00300 12 500 5000
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 20 -16380 0 I
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 -100 -8387 0 II
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 -120 8005 0 III
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 40 12525 0 aVR
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 70 -11987 0 aVL
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 -110 21 0 aVF
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 -55 -23103 0 V1
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 -20 10904 0 V2
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 40 -5309 0 V3
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 135 -8566 0 V4
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 -55 -2970 0 V5
HR00300.mat 16x1+24 1000.0(0)/mv 16 0 -55 -6806 0 V6
# Age: 48
# Sex: Female
# Dx: 164934002,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown