*Vertices 18
1 "ActaNeurochir" 0.0 0.0 0.0 x_fact 0.031432 y_fact 1.092252
2 "AnadoluKardiyolDer" 0.0 0.0 0.0 x_fact 0.027503 y_fact 0.306459
3 "AnnThoracSurg" 0.0 0.0 0.0 x_fact 20.332390 y_fact 32.146786
4 "CardiolClin" 0.0 0.0 0.0 x_fact 0.220022 y_fact 0.227880
5 "EurJCardioThorac" 0.0 0.0 0.0 x_fact 7.724344 y_fact 10.946095
6 "ExpertRevMedDevic" 0.0 0.0 0.0 x_fact 0.023574 y_fact 0.055006
7 "HeartSurgForum" 0.0 0.0 0.0 x_fact 0.715072 y_fact 0.852585
8 "IntJMedRobotComp" 0.0 0.0 0.0 x_fact 0.062863 y_fact 0.227880
9 "JCardiacSurg" 0.0 0.0 0.0 x_fact 1.166902 y_fact 1.363351
10 "JCardiothorVascAn" 0.0 0.0 0.0 x_fact 0.656137 y_fact 1.422285
11 "JThoracCardiovSur" 0.0 0.0 0.0 x_fact 14.761119 y_fact 20.410970
12 "KardiolPol" 0.0 0.0 0.0 x_fact 0.027503 y_fact 0.923307
13 "NatRevCardiol" 0.0 0.0 0.0 x_fact 0.000000 y_fact 0.023574
14 "NewEnglJMed" 0.0 0.0 0.0 x_fact 9.657394 y_fact 17.330662
15 "Pace" 0.0 0.0 0.0 x_fact 0.966525 y_fact 4.019331
16 "SurgClinNAm" 0.0 0.0 0.0 x_fact 0.349678 y_fact 0.451831
17 "SurgEndosc" 0.0 0.0 0.0 x_fact 0.667924 y_fact 6.997485
18 "ThoracCardiovSurg" 0.0 0.0 0.0 x_fact 1.005815 y_fact 1.202263
*Matrix 
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