*Vertices 4
1 "中国心理卫生杂志" 0.0 0.0 0.0 x_fact 5.948553 y_fact 32.636656
2 "中华精神科杂志" 0.0 0.0 0.0 x_fact 2.411576 y_fact 9.646302
3 "临床精神医学杂志" 0.0 0.0 0.0 x_fact 12.540193 y_fact 45.819936
4 "上海精神医学" 0.0 0.0 0.0 x_fact 11.575563 y_fact 11.897106
*Matrix 
0.000000 0.344716 0.000000 0.519199 
0.344716 0.000000 0.404934 0.899037 
0.000000 0.404934 0.000000 0.719327 
0.519199 0.899037 0.719327 0.000000