*Vertices 3
1 "中华医学杂志" 0.0 0.0 0.0 x_fact 1.849517 y_fact 11.307272
2 "世界华人消化杂志" 0.0 0.0 0.0 x_fact 0.378310 y_fact 13.240858
3 "中国临床康复" 0.0 0.0 0.0 x_fact 0.336276 y_fact 75.451871
*Matrix 
0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000