*Vertices 4
1 "DnaCellBiol" 0.0 0.0 0.0 x_fact 0.204809 y_fact 0.284951
2 "JBiolChem" 0.0 0.0 0.0 x_fact 4.819234 y_fact 55.492431
3 "JVirol" 0.0 0.0 0.0 x_fact 5.341051 y_fact 36.463045
4 "Vaccine" 0.0 0.0 0.0 x_fact 0.724844 y_fact 7.759573
*Matrix 
0.000000 0.819534 0.313715 0.271555 
0.819534 0.000000 0.000000 0.000000 
0.313715 0.000000 0.000000 0.000000 
0.271555 0.000000 0.000000 0.000000