*Vertices 7
1 "BritMedJ" 0.0 0.0 0.0 x_fact 7.003429 y_fact 38.327618
2 "IntJMedInform" 0.0 0.0 0.0 x_fact 5.750462 y_fact 9.733580
3 "JAmMedInformAssn" 0.0 0.0 0.0 x_fact 4.642575 y_fact 10.063308
4 "JBiomedInform" 0.0 0.0 0.0 x_fact 4.457927 y_fact 7.069375
5 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 3.257716 y_fact 23.911897
6 "MethodInformMed" 0.0 0.0 0.0 x_fact 2.769718 y_fact 6.884727
7 "MisQuart" 0.0 0.0 0.0 x_fact 0.079135 y_fact 4.009496
*Matrix 
0.000000 0.251310 0.000000 0.000000 0.357074 0.000000 0.000000 
0.251310 0.000000 0.660796 0.551347 0.210741 0.451875 0.000000 
0.000000 0.660796 0.000000 0.827806 0.256057 0.359534 0.000000 
0.000000 0.551347 0.827806 0.000000 0.000000 0.393651 0.000000 
0.357074 0.210741 0.256057 0.000000 0.000000 0.000000 0.000000 
0.000000 0.451875 0.359534 0.393651 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000