*Vertices 3
1 "中华耳鼻咽喉科杂志" 0.0 0.0 0.0 x_fact 0.235849 y_fact 57.075472
2 "中华眼科杂志" 0.0 0.0 0.0 x_fact 0.471698 y_fact 37.971698
3 "中日友好医院学报" 0.0 0.0 0.0 x_fact 3.773585 y_fact 4.952830
*Matrix 
0.000000 0.000000 0.648433 
0.000000 0.000000 0.654845 
0.648433 0.654845 0.000000