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

File: <base>/training/st_petersburg_incart/g1/I0050.hea (755 bytes) 
I0050 12 257 462600
I0050.mat 16x1+24 1000.0(0)/mv 16 0 -627 8336 0 I
I0050.mat 16x1+24 1000.0(0)/mv 16 0 -2076 -11287 0 II
I0050.mat 16x1+24 1000.0(0)/mv 16 0 -1466 22414 0 III
I0050.mat 16x1+24 1000.0(0)/mv 16 0 726 -20624 0 aVR
I0050.mat 16x1+24 1000.0(0)/mv 16 0 -103 22271 0 aVL
I0050.mat 16x1+24 1000.0(0)/mv 16 0 -2266 -5484 0 aVF
I0050.mat 16x1+24 1000.0(0)/mv 16 0 1250 15347 0 V1
I0050.mat 16x1+24 1000.0(0)/mv 16 0 1524 8141 0 V2
I0050.mat 16x1+24 1000.0(0)/mv 16 0 379 2462 0 V3
I0050.mat 16x1+24 1000.0(0)/mv 16 0 66 31152 0 V4
I0050.mat 16x1+24 1000.0(0)/mv 16 0 -460 13524 0 V5
I0050.mat 16x1+24 1000.0(0)/mv 16 0 -546 27549 0 V6
# Age: 70
# Sex: Male
# Dx: 164889003,429622005,427084000,164884008
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown