*Vertices 19
1 "AmJCardiol" 0.0 0.0 0.0 x_fact 6.719154 y_fact 8.165857
2 "Anaesthesia" 0.0 0.0 0.0 x_fact 1.725054 y_fact 2.341209
3 "AnesthAnalg" 0.0 0.0 0.0 x_fact 3.954563 y_fact 6.113809
4 "Anesthesiology" 0.0 0.0 0.0 x_fact 2.370936 y_fact 4.024826
5 "AnnThoracSurg" 0.0 0.0 0.0 x_fact 5.331904 y_fact 8.265848
6 "BritJAnaesth" 0.0 0.0 0.0 x_fact 2.557404 y_fact 3.281657
7 "CanJAnaesth" 0.0 0.0 0.0 x_fact 1.383647 y_fact 1.658394
8 "Chest" 0.0 0.0 0.0 x_fact 3.500554 y_fact 5.690427
9 "Circulation" 0.0 0.0 0.0 x_fact 7.415481 y_fact 12.283467
10 "CritCareMed" 0.0 0.0 0.0 x_fact 4.063561 y_fact 6.525479
11 "EurJCardioThorac" 0.0 0.0 0.0 x_fact 3.048347 y_fact 3.741071
12 "IntensCareMed" 0.0 0.0 0.0 x_fact 2.291665 y_fact 3.403266
13 "JAmCollCardiol" 0.0 0.0 0.0 x_fact 7.361433 y_fact 10.402573
14 "JCardiothorVascAn" 0.0 0.0 0.0 x_fact 2.126816 y_fact 2.345713
15 "JThoracCardiovSur" 0.0 0.0 0.0 x_fact 3.766293 y_fact 5.157147
16 "JVascSurg" 0.0 0.0 0.0 x_fact 1.607048 y_fact 4.066264
17 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 2.539388 y_fact 3.970778
18 "Lancet" 0.0 0.0 0.0 x_fact 2.267343 y_fact 4.454514
19 "NewEnglJMed" 0.0 0.0 0.0 x_fact 2.189873 y_fact 4.107701
*Matrix 
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