*Vertices 4
1 "中国神经精神疾病杂志" 0.0 0.0 0.0 x_fact 12.152134 y_fact 37.198516
2 "中国心理卫生杂志" 0.0 0.0 0.0 x_fact 6.122449 y_fact 30.519481
3 "中华精神科杂志" 0.0 0.0 0.0 x_fact 3.432282 y_fact 8.905380
4 "临床精神医学杂志" 0.0 0.0 0.0 x_fact 8.627087 y_fact 23.376623
*Matrix 
0.000000 0.231338 0.398795 0.343940 
0.231338 0.000000 0.355405 0.269049 
0.398795 0.355405 0.000000 0.461236 
0.343940 0.269049 0.461236 0.000000