*Vertices 9
1 "AcadMed" 0.0 0.0 0.0 x_fact 2.495974 y_fact 5.302507
2 "AdvPhysiolEduc" 0.0 0.0 0.0 x_fact 0.299057 y_fact 0.498428
3 "JExpBiol" 0.0 0.0 0.0 x_fact 3.538839 y_fact 12.483705
4 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 6.180508 y_fact 13.285024
5 "MedEduc" 0.0 0.0 0.0 x_fact 2.147075 y_fact 4.202132
6 "MedTeach" 0.0 0.0 0.0 x_fact 2.327276 y_fact 3.274289
7 "Nature" 0.0 0.0 0.0 x_fact 10.118089 y_fact 26.761751
8 "NewEnglJMed" 0.0 0.0 0.0 x_fact 3.703704 y_fact 12.153976
9 "Science" 0.0 0.0 0.0 x_fact 9.155740 y_fact 22.038187
*Matrix 
0.000000 0.295591 0.000000 0.449354 0.691356 0.632080 0.000000 0.247991 0.000000 
0.295591 0.000000 0.000000 0.000000 0.386822 0.416075 0.208354 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.281469 0.000000 0.264090 
0.449354 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.763758 0.000000 
0.691356 0.386822 0.000000 0.000000 0.000000 0.907609 0.000000 0.000000 0.000000 
0.632080 0.416075 0.000000 0.000000 0.907609 0.000000 0.000000 0.000000 0.000000 
0.000000 0.208354 0.281469 0.000000 0.000000 0.000000 0.000000 0.000000 0.893016 
0.247991 0.000000 0.000000 0.763758 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.264090 0.000000 0.000000 0.000000 0.893016 0.000000 0.000000