*Vertices 4
1 "BiochemistryUs" 0.0 0.0 0.0 x_fact 7.466838 y_fact 14.733439
2 "JBiolChem" 0.0 0.0 0.0 x_fact 11.839237 y_fact 46.449391
3 "JVirol" 0.0 0.0 0.0 x_fact 3.024049 y_fact 15.975179
4 "PNatlAcadSciUsa" 0.0 0.0 0.0 x_fact 16.498664 y_fact 22.841991
*Matrix 
0.000000 0.768969 0.000000 0.740159 
0.768969 0.000000 0.000000 0.909521 
0.000000 0.000000 0.000000 0.362728 
0.740159 0.909521 0.362728 0.000000