*Vertices 7
1 "BritMedJ" 0.0 0.0 0.0 x_fact 5.212506 y_fact 11.926141
2 "Chest" 0.0 0.0 0.0 x_fact 11.281485 y_fact 22.475480
3 "JRSocMed" 0.0 0.0 0.0 x_fact 2.412856 y_fact 3.241700
4 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 8.615370 y_fact 15.932219
5 "Lancet" 0.0 0.0 0.0 x_fact 10.646038 y_fact 21.826219
6 "NewEnglJMed" 0.0 0.0 0.0 x_fact 7.105033 y_fact 16.908413
7 "Thorax" 0.0 0.0 0.0 x_fact 4.696781 y_fact 7.689828
*Matrix 
0.000000 0.208870 0.755546 0.452136 0.533763 0.402640 0.307308 
0.208870 0.000000 0.354475 0.373175 0.331023 0.435967 0.739453 
0.755546 0.354475 0.000000 0.513009 0.603834 0.459894 0.429866 
0.452136 0.373175 0.513009 0.000000 0.609545 0.765332 0.301700 
0.533763 0.331023 0.603834 0.609545 0.000000 0.639411 0.412771 
0.402640 0.435967 0.459894 0.765332 0.639411 0.000000 0.376786 
0.307308 0.739453 0.429866 0.301700 0.412771 0.376786 0.000000