*Vertices 4
1 "AnnPharmacother" 0.0 0.0 0.0 x_fact 9.047619 y_fact 27.698413
2 "DrugSafety" 0.0 0.0 0.0 x_fact 7.698413 y_fact 16.666667
3 "Drugs" 0.0 0.0 0.0 x_fact 8.968254 y_fact 26.507937
4 "EurJClinPharmacol" 0.0 0.0 0.0 x_fact 12.539683 y_fact 29.126984
*Matrix 
0.000000 0.477356 0.386693 0.341708 
0.477356 0.000000 0.497280 0.608358 
0.386693 0.497280 0.000000 0.402414 
0.341708 0.608358 0.402414 0.000000