*Vertices 5
1 "中华妇产科杂志" 0.0 0.0 0.0 x_fact 0.963391 y_fact 19.267823
2 "中华内分泌代谢杂志" 0.0 0.0 0.0 x_fact 3.660886 y_fact 23.506744
3 "中华内科杂志" 0.0 0.0 0.0 x_fact 1.541426 y_fact 12.716763
4 "标记免疫分析与临床" 0.0 0.0 0.0 x_fact 7.899807 y_fact 10.789981
5 "放射免疫学杂志" 0.0 0.0 0.0 x_fact 9.248555 y_fact 33.718690
*Matrix 
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0.000000 0.000000 0.297887 0.516622 0.000000 
0.000000 0.297887 0.000000 0.371630 0.000000 
0.373485 0.516622 0.371630 0.000000 0.631558 
0.000000 0.000000 0.000000 0.631558 0.000000