*Vertices 4
1 "BritMedJ" 0.0 0.0 0.0 x_fact 1.756536 y_fact 50.265523
2 "AmJSociol" 0.0 0.0 0.0 x_fact 0.000000 y_fact 4.023693
3 "CurrSociol" 0.0 0.0 0.0 x_fact 2.042484 y_fact 2.369281
4 "SocSciMed" 0.0 0.0 0.0 x_fact 9.191176 y_fact 43.341503
*Matrix 
0.000000 0.000000 0.416370 0.261556 
0.000000 0.000000 0.555070 0.000000 
0.416370 0.555070 0.000000 0.775234 
0.261556 0.000000 0.775234 0.000000