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

File: <base>/training/st_petersburg_incart/g1/I0071.hea (740 bytes) 
I0071 12 257 462600
I0071.mat 16x1+24 1000.0(0)/mv 16 0 -738 29881 0 I
I0071.mat 16x1+24 1000.0(0)/mv 16 0 -762 -31835 0 II
I0071.mat 16x1+24 1000.0(0)/mv 16 0 -214 25322 0 III
I0071.mat 16x1+24 1000.0(0)/mv 16 0 653 -10424 0 aVR
I0071.mat 16x1+24 1000.0(0)/mv 16 0 -367 -2053 0 aVL
I0071.mat 16x1+24 1000.0(0)/mv 16 0 -532 16133 0 aVF
I0071.mat 16x1+24 1000.0(0)/mv 16 0 1395 5267 0 V1
I0071.mat 16x1+24 1000.0(0)/mv 16 0 782 7840 0 V2
I0071.mat 16x1+24 1000.0(0)/mv 16 0 915 20681 0 V3
I0071.mat 16x1+24 1000.0(0)/mv 16 0 169 18921 0 V4
I0071.mat 16x1+24 1000.0(0)/mv 16 0 -407 -13593 0 V5
I0071.mat 16x1+24 1000.0(0)/mv 16 0 -569 1130 0 V6
# Age: 64
# Sex: Male
# Dx: 282825002,6374002,74390002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown