*Vertices 8
1 "Anesthesiology" 0.0 0.0 0.0 x_fact 2.147700 y_fact 12.967399
2 "AnnInternMed" 0.0 0.0 0.0 x_fact 7.632658 y_fact 10.852178
3 "BritMedJ" 0.0 0.0 0.0 x_fact 7.275385 y_fact 16.978604
4 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 9.792538 y_fact 17.315578
5 "Lancet" 0.0 0.0 0.0 x_fact 8.671999 y_fact 17.940806
6 "MedCare" 0.0 0.0 0.0 x_fact 3.024644 y_fact 5.204823
7 "NewEnglJMed" 0.0 0.0 0.0 x_fact 7.238845 y_fact 16.178799
8 "QualSafHealthCare" 0.0 0.0 0.0 x_fact 2.155820 y_fact 2.561812
*Matrix 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.227677 
0.000000 0.000000 0.413444 0.834485 0.547545 0.542100 0.766135 0.561069 
0.000000 0.413444 0.000000 0.425590 0.550076 0.288200 0.336891 0.854068 
0.000000 0.834485 0.425590 0.000000 0.612280 0.632181 0.736012 0.607450 
0.000000 0.547545 0.550076 0.612280 0.000000 0.269365 0.614738 0.464229 
0.000000 0.542100 0.288200 0.632181 0.269365 0.000000 0.397586 0.505741 
0.000000 0.766135 0.336891 0.736012 0.614738 0.397586 0.000000 0.417029 
0.227677 0.561069 0.854068 0.607450 0.464229 0.505741 0.417029 0.000000