*Vertices 5
1 "AnnInternMed" 0.0 0.0 0.0 x_fact 9.936982 y_fact 14.066976
2 "BritMedJ" 0.0 0.0 0.0 x_fact 8.733920 y_fact 21.191605
3 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 12.837873 y_fact 22.488412
4 "Lancet" 0.0 0.0 0.0 x_fact 10.874434 y_fact 21.946774
5 "NewEnglJMed" 0.0 0.0 0.0 x_fact 8.827665 y_fact 20.306234
*Matrix 
0.000000 0.431878 0.828981 0.617854 0.781484 
0.431878 0.000000 0.395796 0.558213 0.336906 
0.828981 0.395796 0.000000 0.623709 0.784029 
0.617854 0.558213 0.623709 0.000000 0.647367 
0.781484 0.336906 0.784029 0.647367 0.000000