*Vertices 4
1 "中华外科杂志" 0.0 0.0 0.0 x_fact 8.011869 y_fact 27.596439
2 "中华胸心血管外科杂志" 0.0 0.0 0.0 x_fact 7.715134 y_fact 28.783383
3 "中华肿瘤杂志" 0.0 0.0 0.0 x_fact 2.670623 y_fact 16.617211
4 "中国胸心血管外科临床杂志" 0.0 0.0 0.0 x_fact 21.364985 y_fact 27.002967
*Matrix 
0.000000 0.517576 0.263316 0.556049 
0.517576 0.000000 0.000000 0.950787 
0.263316 0.000000 0.000000 0.000000 
0.556049 0.950787 0.000000 0.000000