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

File: <base>/training/ptb-xl/g1/HR00730.hea (755 bytes) 
HR00730 12 500 5000
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 -20 1338 0 I
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 25 20990 0 II
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 45 19647 0 III
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 -3 -11819 0 aVR
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 -33 -9350 0 aVL
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 35 19814 0 aVF
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 -70 1927 0 V1
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 15 15170 0 V2
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 10 -32747 0 V3
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 5 14534 0 V4
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 -105 -31360 0 V5
HR00730.mat 16x1+24 1000.0(0)/mv 16 0 10 20706 0 V6
# Age: NaN
# Sex: Female
# Dx: 164909002,270492004,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown