*Vertices 4
1 "中国麻风皮肤病杂志" 0.0 0.0 0.0 x_fact 2.122820 y_fact 7.505686
2 "中华皮肤科杂志" 0.0 0.0 0.0 x_fact 23.047763 y_fact 43.896892
3 "临床皮肤科杂志" 0.0 0.0 0.0 x_fact 16.072782 y_fact 34.647460
4 "中国皮肤性病学杂志" 0.0 0.0 0.0 x_fact 8.036391 y_fact 13.949962
*Matrix 
0.000000 0.525202 0.561673 0.785201 
0.525202 0.000000 0.493571 0.627541 
0.561673 0.493571 0.000000 0.674264 
0.785201 0.627541 0.674264 0.000000