*Vertices 7
1 "AnnSurg" 0.0 0.0 0.0 x_fact 3.315933 y_fact 8.631718
2 "ArchSurgChicago" 0.0 0.0 0.0 x_fact 4.021763 y_fact 5.756930
3 "Burns" 0.0 0.0 0.0 x_fact 4.859937 y_fact 8.631718
4 "CritCareMed" 0.0 0.0 0.0 x_fact 3.433571 y_fact 20.211749
5 "JBurnCareRehabil" 0.0 0.0 0.0 x_fact 2.602750 y_fact 4.124697
6 "JTrauma" 0.0 0.0 0.0 x_fact 6.242188 y_fact 20.594074
7 "PlastReconstrSurg" 0.0 0.0 0.0 x_fact 2.029263 y_fact 32.049114
*Matrix 
0.000000 0.959919 0.229365 0.000000 0.200595 0.318101 0.000000 
0.959919 0.000000 0.240242 0.000000 0.220684 0.386444 0.000000 
0.229365 0.240242 0.000000 0.000000 0.890684 0.310501 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.236972 0.000000 
0.200595 0.220684 0.890684 0.000000 0.000000 0.353600 0.000000 
0.318101 0.386444 0.310501 0.236972 0.353600 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000