*Vertices 4
1 "中华耳鼻咽喉科杂志" 0.0 0.0 0.0 x_fact 6.224406 y_fact 25.962326
2 "中国耳鼻咽喉颅底外科杂志" 0.0 0.0 0.0 x_fact 8.845209 y_fact 15.561016
3 "临床耳鼻咽喉科杂志" 0.0 0.0 0.0 x_fact 13.431613 y_fact 24.406224
4 "中国耳鼻咽喉头颈外科" 0.0 0.0 0.0 x_fact 26.289926 y_fact 34.070434
*Matrix 
0.000000 0.640502 0.797736 0.937864 
0.640502 0.000000 0.676902 0.727042 
0.797736 0.676902 0.000000 0.865211 
0.937864 0.727042 0.865211 0.000000