*Vertices 8
1 "AmJPublicHealth" 0.0 0.0 0.0 x_fact 5.922670 y_fact 11.390896
2 "HealthAffair" 0.0 0.0 0.0 x_fact 3.002309 y_fact 6.034419
3 "JAmGeriatrSoc" 0.0 0.0 0.0 x_fact 9.357074 y_fact 17.470014
4 "JGerontolBPsychol" 0.0 0.0 0.0 x_fact 1.609178 y_fact 2.950160
5 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 10.824704 y_fact 24.629368
6 "MedCare" 0.0 0.0 0.0 x_fact 6.771959 y_fact 10.772555
7 "NewEnglJMed" 0.0 0.0 0.0 x_fact 5.959920 y_fact 22.364598
8 "Gerontologist" 0.0 0.0 0.0 x_fact 3.002309 y_fact 4.387991
*Matrix 
0.000000 0.350290 0.345843 0.000000 0.570341 0.521931 0.389060 0.304206 
0.350290 0.000000 0.252874 0.000000 0.513600 0.526008 0.387207 0.272177 
0.345843 0.252874 0.000000 0.294866 0.502892 0.455595 0.340034 0.700816 
0.000000 0.000000 0.294866 0.000000 0.000000 0.000000 0.000000 0.696604 
0.570341 0.513600 0.502892 0.000000 0.000000 0.632813 0.707071 0.302175 
0.521931 0.526008 0.455595 0.000000 0.632813 0.000000 0.382111 0.506418 
0.389060 0.387207 0.340034 0.000000 0.707071 0.382111 0.000000 0.200985 
0.304206 0.272177 0.700816 0.696604 0.302175 0.506418 0.200985 0.000000