*Vertices 11
1 "AnnNeurol" 0.0 0.0 0.0 x_fact 4.113795 y_fact 5.485059
2 "ArchNeurolChicago" 0.0 0.0 0.0 x_fact 5.245307 y_fact 6.517163
3 "Brain" 0.0 0.0 0.0 x_fact 6.596105 y_fact 9.657330
4 "Cephalalgia" 0.0 0.0 0.0 x_fact 4.663470 y_fact 7.286124
5 "Headache" 0.0 0.0 0.0 x_fact 5.274545 y_fact 8.101865
6 "JNeurolNeurosurPs" 0.0 0.0 0.0 x_fact 5.420736 y_fact 6.534706
7 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 4.315537 y_fact 8.894217
8 "Lancet" 0.0 0.0 0.0 x_fact 4.587451 y_fact 11.399918
9 "Neurology" 0.0 0.0 0.0 x_fact 10.616338 y_fact 18.589556
10 "NewEnglJMed" 0.0 0.0 0.0 x_fact 3.935442 y_fact 9.645635
11 "Pain" 0.0 0.0 0.0 x_fact 2.184083 y_fact 7.888428
*Matrix 
0.000000 0.900261 0.870360 0.367330 0.337864 0.903835 0.237568 0.261486 0.899180 0.298879 0.000000 
0.900261 0.000000 0.835501 0.336027 0.325448 0.936874 0.000000 0.000000 0.969774 0.212413 0.000000 
0.870360 0.835501 0.000000 0.329051 0.291604 0.886855 0.000000 0.000000 0.846582 0.000000 0.000000 
0.367330 0.336027 0.329051 0.000000 0.952985 0.364419 0.000000 0.000000 0.384221 0.000000 0.226969 
0.337864 0.325448 0.291604 0.952985 0.000000 0.344343 0.000000 0.000000 0.374934 0.000000 0.000000 
0.903835 0.936874 0.886855 0.364419 0.344343 0.000000 0.000000 0.202971 0.955940 0.000000 0.000000 
0.237568 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.501581 0.200828 0.729141 0.000000 
0.261486 0.000000 0.000000 0.000000 0.000000 0.202971 0.501581 0.000000 0.000000 0.630975 0.000000 
0.899180 0.969774 0.846582 0.384221 0.374934 0.955940 0.200828 0.000000 0.000000 0.226323 0.000000 
0.298879 0.212413 0.000000 0.000000 0.000000 0.000000 0.729141 0.630975 0.226323 0.000000 0.000000 
0.000000 0.000000 0.000000 0.226969 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000