*Vertices 4
1 "中华心血管病杂志" 0.0 0.0 0.0 x_fact 4.964539 y_fact 30.260047
2 "中国心脏起搏与心电生理杂志" 0.0 0.0 0.0 x_fact 16.075650 y_fact 40.661939
3 "临床心电学杂志" 0.0 0.0 0.0 x_fact 6.855792 y_fact 10.401891
4 "中华心律失常学杂志" 0.0 0.0 0.0 x_fact 7.801418 y_fact 18.676123
*Matrix 
0.000000 0.321266 0.698410 0.497059 
0.321266 0.000000 0.561685 0.600844 
0.698410 0.561685 0.000000 0.582505 
0.497059 0.600844 0.582505 0.000000