*Vertices 4
1 "HealthAffair" 0.0 0.0 0.0 x_fact 6.412214 y_fact 27.124682
2 "HealthServRes" 0.0 0.0 0.0 x_fact 13.435115 y_fact 20.305344
3 "JHealthPolitPolic" 0.0 0.0 0.0 x_fact 8.295165 y_fact 12.213740
4 "MedCare" 0.0 0.0 0.0 x_fact 13.027990 y_fact 40.356234
*Matrix 
0.000000 0.561499 0.866188 0.362078 
0.561499 0.000000 0.593188 0.870256 
0.866188 0.593188 0.000000 0.383097 
0.362078 0.870256 0.383097 0.000000