*Vertices 13
1 "ActaNeurochir" 0.0 0.0 0.0 x_fact 4.477520 y_fact 4.997232
2 "AmJNeuroradiol" 0.0 0.0 0.0 x_fact 2.832278 y_fact 5.234024
3 "ArchOtolaryngol" 0.0 0.0 0.0 x_fact 1.998893 y_fact 2.942985
4 "Cancer" 0.0 0.0 0.0 x_fact 2.570884 y_fact 8.004797
5 "IntJRadiatOncol" 0.0 0.0 0.0 x_fact 3.348914 y_fact 16.698444
6 "JNeurosurg" 0.0 0.0 0.0 x_fact 8.395350 y_fact 13.899994
7 "Laryngoscope" 0.0 0.0 0.0 x_fact 3.345839 y_fact 6.085860
8 "Neurochirurgie" 0.0 0.0 0.0 x_fact 2.617012 y_fact 2.816901
9 "Neurosurgery" 0.0 0.0 0.0 x_fact 8.370749 y_fact 12.553048
10 "OtolaryngHeadNeck" 0.0 0.0 0.0 x_fact 3.155176 y_fact 4.397564
11 "Spine" 0.0 0.0 0.0 x_fact 2.414048 y_fact 16.907559
12 "StereotFunctNeuros" 0.0 0.0 0.0 x_fact 0.744203 y_fact 0.836460
13 "SurgNeurol" 0.0 0.0 0.0 x_fact 4.160772 y_fact 4.625131
*Matrix 
0.000000 0.626519 0.000000 0.000000 0.000000 0.974007 0.000000 0.915582 0.987947 0.000000 0.000000 0.947988 0.980800 
0.626519 0.000000 0.000000 0.000000 0.000000 0.597085 0.000000 0.547264 0.582219 0.000000 0.000000 0.517956 0.580810 
0.000000 0.000000 0.000000 0.236384 0.000000 0.000000 0.949929 0.275559 0.000000 0.963644 0.000000 0.000000 0.000000 
0.000000 0.000000 0.236384 0.000000 0.438179 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.438179 0.000000 0.000000 0.000000 0.201222 0.000000 0.000000 0.000000 0.000000 0.000000 
0.974007 0.597085 0.000000 0.000000 0.000000 0.000000 0.000000 0.954683 0.982816 0.000000 0.000000 0.963216 0.992247 
0.000000 0.000000 0.949929 0.000000 0.000000 0.000000 0.000000 0.304886 0.000000 0.978495 0.000000 0.000000 0.000000 
0.915582 0.547264 0.275559 0.000000 0.201222 0.954683 0.304886 0.000000 0.929741 0.299480 0.000000 0.932839 0.943447 
0.987947 0.582219 0.000000 0.000000 0.000000 0.982816 0.000000 0.929741 0.000000 0.000000 0.000000 0.971034 0.979165 
0.000000 0.000000 0.963644 0.000000 0.000000 0.000000 0.978495 0.299480 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.234822 
0.947988 0.517956 0.000000 0.000000 0.000000 0.963216 0.000000 0.932839 0.971034 0.000000 0.000000 0.000000 0.944339 
0.980800 0.580810 0.000000 0.000000 0.000000 0.992247 0.000000 0.943447 0.979165 0.000000 0.234822 0.944339 0.000000