*Vertices 4
1 "AmJHealthSystPh" 0.0 0.0 0.0 x_fact 8.111380 y_fact 34.987893
2 "AnnPharmacother" 0.0 0.0 0.0 x_fact 17.009685 y_fact 28.813559
3 "ExpertOpinPharmaco" 0.0 0.0 0.0 x_fact 0.665860 y_fact 4.721550
4 "Pharmacotherapy" 0.0 0.0 0.0 x_fact 19.794189 y_fact 31.476998
*Matrix 
0.000000 0.550035 0.000000 0.709217 
0.550035 0.000000 0.343730 0.901949 
0.000000 0.343730 0.000000 0.244208 
0.709217 0.901949 0.244208 0.000000