*Vertices 3
1 "AmJPublicHealth" 0.0 0.0 0.0 x_fact 5.174312 y_fact 32.110092
2 "PublicHealth" 0.0 0.0 0.0 x_fact 3.302752 y_fact 5.431193
3 "SocSciMed" 0.0 0.0 0.0 x_fact 12.073394 y_fact 62.458716
*Matrix 
0.000000 0.524160 0.395581 
0.524160 0.000000 0.704624 
0.395581 0.704624 0.000000