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

File: <base>/training/st_petersburg_incart/g1/I0047.hea (751 bytes) 
I0047 12 257 462600
I0047.mat 16x1+24 1000.0(0)/mv 16 0 -565 4569 0 I
I0047.mat 16x1+24 1000.0(0)/mv 16 0 989 -21590 0 II
I0047.mat 16x1+24 1000.0(0)/mv 16 0 903 18285 0 III
I0047.mat 16x1+24 1000.0(0)/mv 16 0 -454 20835 0 aVR
I0047.mat 16x1+24 1000.0(0)/mv 16 0 -1479 17061 0 aVL
I0047.mat 16x1+24 1000.0(0)/mv 16 0 500 8367 0 aVF
I0047.mat 16x1+24 1000.0(0)/mv 16 0 515 6769 0 V1
I0047.mat 16x1+24 1000.0(0)/mv 16 0 1380 -30431 0 V2
I0047.mat 16x1+24 1000.0(0)/mv 16 0 870 -26120 0 V3
I0047.mat 16x1+24 1000.0(0)/mv 16 0 959 15314 0 V4
I0047.mat 16x1+24 1000.0(0)/mv 16 0 983 8173 0 V5
I0047.mat 16x1+24 1000.0(0)/mv 16 0 117 -28196 0 V6
# Age: 68
# Sex: Female
# Dx: 11157007,427393009,164884008,164865005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown