*Vertices 9
1 "AmJPublicHealth" 0.0 0.0 0.0 x_fact 3.617846 y_fact 6.870867
2 "AnnInternMed" 0.0 0.0 0.0 x_fact 8.345367 y_fact 12.981683
3 "HealthAffair" 0.0 0.0 0.0 x_fact 4.955537 y_fact 8.740594
4 "HealthServRes" 0.0 0.0 0.0 x_fact 6.050011 y_fact 7.729726
5 "JHealthEcon" 0.0 0.0 0.0 x_fact 0.646044 y_fact 1.862127
6 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 12.624458 y_fact 24.701680
7 "MedCare" 0.0 0.0 0.0 x_fact 8.018545 y_fact 12.305237
8 "NewEnglJMed" 0.0 0.0 0.0 x_fact 7.851334 y_fact 24.032834
9 "Gerontologist" 0.0 0.0 0.0 x_fact 0.220415 y_fact 0.775253
*Matrix 
0.000000 0.419362 0.366503 0.458572 0.000000 0.539926 0.465078 0.368062 0.000000 
0.419362 0.000000 0.447195 0.485410 0.000000 0.811373 0.541367 0.772906 0.000000 
0.366503 0.447195 0.000000 0.676623 0.246133 0.544490 0.509770 0.450457 0.000000 
0.458572 0.485410 0.676623 0.000000 0.335164 0.579339 0.860313 0.388267 0.250700 
0.000000 0.000000 0.246133 0.335164 0.000000 0.000000 0.227608 0.000000 0.000000 
0.539926 0.811373 0.544490 0.579339 0.000000 0.000000 0.608380 0.750453 0.000000 
0.465078 0.541367 0.509770 0.860313 0.227608 0.608380 0.000000 0.417412 0.000000 
0.368062 0.772906 0.450457 0.388267 0.000000 0.750453 0.417412 0.000000 0.000000 
0.000000 0.000000 0.000000 0.250700 0.000000 0.000000 0.000000 0.000000 0.000000