*Vertices 7
1 "中国药理学报" 0.0 0.0 0.0 x_fact 8.753149 y_fact 23.929471
2 "中草药" 0.0 0.0 0.0 x_fact 2.015113 y_fact 22.481108
3 "浙江大学学报医学版" 0.0 0.0 0.0 x_fact 1.259446 y_fact 5.919395
4 "中国药理学通报" 0.0 0.0 0.0 x_fact 3.211587 y_fact 17.065491
5 "中国药理学与毒理学杂志" 0.0 0.0 0.0 x_fact 4.534005 y_fact 5.982368
6 "重庆医学" 0.0 0.0 0.0 x_fact 0.251889 y_fact 19.836272
7 "四川医学" 0.0 0.0 0.0 x_fact 0.503778 y_fact 4.785894
*Matrix 
0.000000 0.000000 0.000000 0.308408 0.786670 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.477432 0.000000 0.000000 
0.308408 0.000000 0.000000 0.000000 0.510505 0.000000 0.000000 
0.786670 0.000000 0.477432 0.510505 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000