*Vertices 9
1 "JAmCollSurgeons" 0.0 0.0 0.0 x_fact 5.535794 y_fact 8.125834
2 "JGastrointestSurg" 0.0 0.0 0.0 x_fact 2.690084 y_fact 3.935082
3 "JLaparoendoscAdvS" 0.0 0.0 0.0 x_fact 0.322365 y_fact 0.322365
4 "JPediatrSurg" 0.0 0.0 0.0 x_fact 2.912406 y_fact 20.131169
5 "MinimInvasivTher" 0.0 0.0 0.0 x_fact 0.300133 y_fact 0.555803
6 "ObesSurg" 0.0 0.0 0.0 x_fact 3.946198 y_fact 25.033348
7 "SurgEndosc" 0.0 0.0 0.0 x_fact 11.905291 y_fact 23.277012
8 "SurgLaparoEndoPer" 0.0 0.0 0.0 x_fact 3.190307 y_fact 5.346821
9 "Surgery" 0.0 0.0 0.0 x_fact 9.181859 y_fact 13.272566
*Matrix 
0.000000 0.779292 0.726908 0.000000 0.364233 0.220945 0.646468 0.591688 0.817422 
0.779292 0.000000 0.681142 0.000000 0.268277 0.353425 0.579776 0.470618 0.771195 
0.726908 0.681142 0.000000 0.204201 0.719636 0.336935 0.955385 0.818928 0.638078 
0.000000 0.000000 0.204201 0.000000 0.000000 0.000000 0.000000 0.000000 0.307857 
0.364233 0.268277 0.719636 0.000000 0.000000 0.000000 0.642342 0.644168 0.258225 
0.220945 0.353425 0.336935 0.000000 0.000000 0.000000 0.245501 0.000000 0.222023 
0.646468 0.579776 0.955385 0.000000 0.642342 0.245501 0.000000 0.888264 0.514992 
0.591688 0.470618 0.818928 0.000000 0.644168 0.000000 0.888264 0.000000 0.452784 
0.817422 0.771195 0.638078 0.307857 0.258225 0.222023 0.514992 0.452784 0.000000