*Vertices 6
1 "AcadMed" 0.0 0.0 0.0 x_fact 5.873464 y_fact 13.469676
2 "BritMedJ" 0.0 0.0 0.0 x_fact 3.082813 y_fact 17.771509
3 "JGenInternMed" 0.0 0.0 0.0 x_fact 11.978642 y_fact 16.834576
4 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 4.483175 y_fact 20.491638
5 "MedEduc" 0.0 0.0 0.0 x_fact 8.120089 y_fact 13.640943
6 "MedTeach" 0.0 0.0 0.0 x_fact 12.905501 y_fact 17.791658
*Matrix 
0.000000 0.000000 0.558826 0.294283 0.760359 0.699398 
0.000000 0.000000 0.292111 0.343023 0.261127 0.000000 
0.558826 0.292111 0.000000 0.820580 0.403047 0.334750 
0.294283 0.343023 0.820580 0.000000 0.217049 0.000000 
0.760359 0.261127 0.403047 0.217049 0.000000 0.903136 
0.699398 0.000000 0.334750 0.000000 0.903136 0.000000