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

File: <base>/training/ptb-xl/g4/HR03426.hea (747 bytes) 
HR03426 12 500 5000
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 50 -18120 0 I
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 85 -20602 0 II
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 35 -2459 0 III
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 -68 19514 0 aVR
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 7 -7579 0 aVL
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 60 -11407 0 aVF
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 465 7670 0 V1
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 105 -24691 0 V2
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 190 -23174 0 V3
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 210 12070 0 V4
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 230 2342 0 V5
HR03426.mat 16x1+24 1000.0(0)/mv 16 0 50 -6571 0 V6
# Age: 89
# Sex: Female
# Dx: 164861001,164889003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown