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1 "AlzDisAssocDis" 0.0 0.0 0.0 x_fact 0.994982 y_fact 1.081450
2 "AmJNeuroradiol" 0.0 0.0 0.0 x_fact 2.568443 y_fact 4.010376
3 "AnnNeurol" 0.0 0.0 0.0 x_fact 1.560064 y_fact 1.994836
4 "ArchNeurolChicago" 0.0 0.0 0.0 x_fact 2.453965 y_fact 2.975205
5 "Brain" 0.0 0.0 0.0 x_fact 4.141904 y_fact 5.136886
6 "CanJNeurolSci" 0.0 0.0 0.0 x_fact 1.553975 y_fact 1.628264
7 "Headache" 0.0 0.0 0.0 x_fact 1.331109 y_fact 2.294427
8 "IntJGeriatrPsych" 0.0 0.0 0.0 x_fact 0.840316 y_fact 1.282395
9 "JAmGeriatrSoc" 0.0 0.0 0.0 x_fact 1.283613 y_fact 2.675614
10 "JNeurolNeurosurPs" 0.0 0.0 0.0 x_fact 2.909441 y_fact 3.446512
11 "JNeurosci" 0.0 0.0 0.0 x_fact 5.574094 y_fact 16.565179
12 "JNeurosurg" 0.0 0.0 0.0 x_fact 3.635279 y_fact 6.081937
13 "Lancet" 0.0 0.0 0.0 x_fact 2.361409 y_fact 5.318346
14 "Neurology" 0.0 0.0 0.0 x_fact 6.069758 y_fact 9.756187
15 "Neurosurgery" 0.0 0.0 0.0 x_fact 4.501169 y_fact 6.872321
16 "NewEnglJMed" 0.0 0.0 0.0 x_fact 1.415140 y_fact 4.007940
17 "PNatlAcadSciUsa" 0.0 0.0 0.0 x_fact 3.793599 y_fact 16.281420
18 "Stroke" 0.0 0.0 0.0 x_fact 4.208885 y_fact 8.590705
*Matrix 
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