*Vertices 3
1 "AmJPublicHealth" 0.0 0.0 0.0 x_fact 5.095308 y_fact 32.001466
2 "ScandJPublicHealt" 0.0 0.0 0.0 x_fact 4.252199 y_fact 5.535191
3 "SocSciMed" 0.0 0.0 0.0 x_fact 12.133431 y_fact 62.463343
*Matrix 
0.000000 0.508388 0.395553 
0.508388 0.000000 0.921816 
0.395553 0.921816 0.000000