*Vertices 4
1 "中华耳鼻咽喉科杂志" 0.0 0.0 0.0 x_fact 6.654836 y_fact 25.554570
2 "中国耳鼻咽喉颅底外科杂志" 0.0 0.0 0.0 x_fact 10.204082 y_fact 17.036380
3 "临床耳鼻咽喉科杂志" 0.0 0.0 0.0 x_fact 18.012422 y_fact 35.758651
4 "中国耳鼻咽喉头颈外科" 0.0 0.0 0.0 x_fact 16.947649 y_fact 21.650399
*Matrix 
0.000000 0.691475 0.742231 0.962147 
0.691475 0.000000 0.689457 0.711570 
0.742231 0.689457 0.000000 0.804371 
0.962147 0.711570 0.804371 0.000000