*Vertices 19
1 "AgeAgeing" 0.0 0.0 0.0 x_fact 0.588157 y_fact 0.808201
2 "AmHeartJ" 0.0 0.0 0.0 x_fact 6.422424 y_fact 6.965338
3 "AmJCardiol" 0.0 0.0 0.0 x_fact 8.914892 y_fact 10.566255
4 "AmJGastroenterol" 0.0 0.0 0.0 x_fact 3.280104 y_fact 4.548960
5 "AmJMed" 0.0 0.0 0.0 x_fact 2.648761 y_fact 2.968546
6 "AnnInternMed" 0.0 0.0 0.0 x_fact 2.239520 y_fact 2.866750
7 "ArchInternMed" 0.0 0.0 0.0 x_fact 3.148489 y_fact 3.775719
8 "Circulation" 0.0 0.0 0.0 x_fact 8.672226 y_fact 14.228867
9 "ClinGeriatrMed" 0.0 0.0 0.0 x_fact 1.341861 y_fact 1.366539
10 "DisColonRectum" 0.0 0.0 0.0 x_fact 1.157805 y_fact 2.556219
11 "EurHeartJ" 0.0 0.0 0.0 x_fact 7.793076 y_fact 8.901525
12 "Gastroenterology" 0.0 0.0 0.0 x_fact 2.194277 y_fact 4.084193
13 "Gut" 0.0 0.0 0.0 x_fact 2.431802 y_fact 3.328432
14 "JAmCollCardiol" 0.0 0.0 0.0 x_fact 9.373490 y_fact 12.844848
15 "JAmGeriatrSoc" 0.0 0.0 0.0 x_fact 2.427689 y_fact 3.602974
16 "JGerontolABiol" 0.0 0.0 0.0 x_fact 0.428779 y_fact 0.573761
17 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 3.651301 y_fact 5.285184
18 "Lancet" 0.0 0.0 0.0 x_fact 3.045664 y_fact 5.542245
19 "NewEnglJMed" 0.0 0.0 0.0 x_fact 2.996309 y_fact 5.185444
*Matrix 
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0.333789 0.425814 0.388510 0.247369 0.640249 0.599341 0.572195 0.384790 0.584878 0.000000 0.452409 0.259389 0.293605 0.356077 0.334657 0.310350 0.609828 0.000000 0.650615 
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