*Vertices 7
1 "中国药理学报" 0.0 0.0 0.0 x_fact 2.888504 y_fact 17.388793
2 "北京大学学报医学版" 0.0 0.0 0.0 x_fact 3.292894 y_fact 4.737146
3 "中国病理生理杂志" 0.0 0.0 0.0 x_fact 1.270942 y_fact 34.026574
4 "中国中药杂志" 0.0 0.0 0.0 x_fact 1.386482 y_fact 12.998267
5 "中华儿科杂志" 0.0 0.0 0.0 x_fact 2.137493 y_fact 10.918544
6 "中华医学杂志" 0.0 0.0 0.0 x_fact 4.217215 y_fact 14.038128
7 "中国医师杂志" 0.0 0.0 0.0 x_fact 0.115540 y_fact 5.892548
*Matrix 
0.000000 0.371331 0.000000 0.000000 0.000000 0.000000 0.000000 
0.371331 0.000000 0.245789 0.286319 0.368777 0.415546 0.325691 
0.000000 0.245789 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.286319 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.368777 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.415546 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.325691 0.000000 0.000000 0.000000 0.000000 0.000000