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

File: <base>/training/ptb-xl/g4/HR03407.hea (790 bytes) 
HR03407 12 500 5000
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 0 1769 0 I
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 -35 -26507 0 II
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 -35 -28324 0 III
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 18 -20615 0 aVR
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 18 -17774 0 aVL
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 -35 -27732 0 aVF
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 -50 -20047 0 V1
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 -5 -16968 0 V2
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 155 13146 0 V3
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 115 3428 0 V4
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 100 11249 0 V5
HR03407.mat 16x1+24 1000.0(0)/mv 16 0 240 1651 0 V6
# Age: 76
# Sex: Female
# Dx: 164865005,164873001,164917005,251200008,426783006,713427006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown