*Vertices 5
1 "中国公共卫生" 0.0 0.0 0.0 x_fact 19.284603 y_fact 44.634526
2 "中华劳动卫生职业病杂志" 0.0 0.0 0.0 x_fact 4.199067 y_fact 14.930016
3 "中华预防医学杂志" 0.0 0.0 0.0 x_fact 4.354588 y_fact 11.664075
4 "癌变·畸变·突变" 0.0 0.0 0.0 x_fact 4.665630 y_fact 12.286159
5 "环境与健康杂志" 0.0 0.0 0.0 x_fact 9.331260 y_fact 16.485226
*Matrix 
0.000000 0.301548 0.508314 0.363903 0.626595 
0.301548 0.000000 0.498844 0.000000 0.357513 
0.508314 0.498844 0.000000 0.201035 0.398890 
0.363903 0.000000 0.201035 0.000000 0.488608 
0.626595 0.357513 0.398890 0.488608 0.000000