*Vertices 4
1 "中华耳鼻咽喉科杂志" 0.0 0.0 0.0 x_fact 7.570208 y_fact 27.350427
2 "中国耳鼻咽喉颅底外科杂志" 0.0 0.0 0.0 x_fact 15.262515 y_fact 21.001221
3 "临床耳鼻咽喉科杂志" 0.0 0.0 0.0 x_fact 22.710623 y_fact 37.362637
4 "耳鼻咽喉头颈外科" 0.0 0.0 0.0 x_fact 10.989011 y_fact 14.285714
*Matrix 
0.000000 0.864387 0.878450 0.920696 
0.864387 0.000000 0.883653 0.871056 
0.878450 0.883653 0.000000 0.953504 
0.920696 0.871056 0.953504 0.000000