*Vertices 11
1 "AnnNeurol" 0.0 0.0 0.0 x_fact 4.213641 y_fact 5.865981
2 "ArchNeurolChicago" 0.0 0.0 0.0 x_fact 5.654594 y_fact 7.187148
3 "Brain" 0.0 0.0 0.0 x_fact 7.613444 y_fact 11.302142
4 "Cephalalgia" 0.0 0.0 0.0 x_fact 5.439684 y_fact 8.599915
5 "EurJNeurol" 0.0 0.0 0.0 x_fact 6.158399 y_fact 6.877114
6 "Headache" 0.0 0.0 0.0 x_fact 6.087937 y_fact 9.494786
7 "JHeadachePain" 0.0 0.0 0.0 x_fact 4.417982 y_fact 4.650507
8 "JNeurolNeurosurPs" 0.0 0.0 0.0 x_fact 6.119645 y_fact 7.461950
9 "Lancet" 0.0 0.0 0.0 x_fact 0.803269 y_fact 9.012120
10 "Neurology" 0.0 0.0 0.0 x_fact 10.724352 y_fact 20.331877
11 "Pain" 0.0 0.0 0.0 x_fact 2.342869 y_fact 9.216460
*Matrix 
0.000000 0.899615 0.881041 0.363904 0.842415 0.331742 0.320818 0.906693 0.000000 0.897672 0.000000 
0.899615 0.000000 0.837598 0.331004 0.919106 0.319182 0.289764 0.936327 0.000000 0.969116 0.000000 
0.881041 0.837598 0.000000 0.326962 0.798332 0.289093 0.281144 0.887503 0.000000 0.849681 0.000000 
0.363904 0.331004 0.326962 0.000000 0.497043 0.952783 0.991539 0.360971 0.000000 0.379624 0.224835 
0.842415 0.919106 0.798332 0.497043 0.000000 0.493829 0.475032 0.938481 0.219342 0.949665 0.000000 
0.331742 0.319182 0.289093 0.952783 0.493829 0.000000 0.970596 0.339998 0.000000 0.369036 0.000000 
0.320818 0.289764 0.281144 0.991539 0.475032 0.970596 0.000000 0.324617 0.000000 0.338332 0.206066 
0.906693 0.936327 0.887503 0.360971 0.938481 0.339998 0.324617 0.000000 0.000000 0.956226 0.000000 
0.000000 0.000000 0.000000 0.000000 0.219342 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.897672 0.969116 0.849681 0.379624 0.949665 0.369036 0.338332 0.956226 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.224835 0.000000 0.000000 0.206066 0.000000 0.000000 0.000000 0.000000