*Vertices 4
1 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 13.793416 y_fact 28.203500
2 "Lancet" 0.0 0.0 0.0 x_fact 14.138025 y_fact 36.156706
3 "NewEnglJMed" 0.0 0.0 0.0 x_fact 10.927723 y_fact 30.234878
4 "SaudiMedJ" 0.0 0.0 0.0 x_fact 3.455156 y_fact 5.404915
*Matrix 
0.000000 0.599743 0.763809 0.633725 
0.599743 0.000000 0.637050 0.621699 
0.763809 0.637050 0.000000 0.644562 
0.633725 0.621699 0.644562 0.000000