*Vertices 5
1 "中华儿科杂志" 0.0 0.0 0.0 x_fact 0.834879 y_fact 15.677180
2 "中华妇产科杂志" 0.0 0.0 0.0 x_fact 2.040816 y_fact 10.853432
3 "中华医学遗传学杂志" 0.0 0.0 0.0 x_fact 1.298701 y_fact 10.018553
4 "中国实用妇科与产科杂志" 0.0 0.0 0.0 x_fact 16.512059 y_fact 25.324675
5 "中国优生与遗传杂志" 0.0 0.0 0.0 x_fact 20.779221 y_fact 38.126160
*Matrix 
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0.000000 0.000000 0.000000 0.000000 0.345445 
0.000000 0.930791 0.000000 0.000000 0.495947 
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