*Vertices 3
1 "中华肾脏病杂志" 0.0 0.0 0.0 x_fact 9.848485 y_fact 39.015152
2 "肾脏病与透析肾移植杂志" 0.0 0.0 0.0 x_fact 4.166667 y_fact 49.242424
3 "临床肾脏病杂志" 0.0 0.0 0.0 x_fact 11.742424 y_fact 11.742424
*Matrix 
0.000000 0.405766 0.984341 
0.405766 0.000000 0.560524 
0.984341 0.560524 0.000000