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

File: <base>/training/ptb-xl/g4/HR03903.hea (747 bytes) 
HR03903 12 500 5000
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 30 2042 0 I
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 135 3133 0 II
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 105 1065 0 III
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 -83 -2533 0 aVR
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 -38 633 0 aVL
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 120 2268 0 aVF
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 195 20914 0 V1
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 135 -32351 0 V2
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 205 -14474 0 V3
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 40 11835 0 V4
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 190 -2958 0 V5
HR03903.mat 16x1+24 1000.0(0)/mv 16 0 -2580 -7590 0 V6
# Age: 56
# Sex: Female
# Dx: 164951009,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown