*Vertices 4
1 "中华结核和呼吸杂志" 0.0 0.0 0.0 x_fact 3.516820 y_fact 46.483180
2 "中华心血管病杂志" 0.0 0.0 0.0 x_fact 1.681957 y_fact 18.042813
3 "中华医学杂志" 0.0 0.0 0.0 x_fact 4.281346 y_fact 30.275229
4 "中华老年多器官疾病杂志" 0.0 0.0 0.0 x_fact 4.128440 y_fact 5.198777
*Matrix 
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0.000000 0.000000 0.000000 0.580193 
0.000000 0.000000 0.000000 0.706385 
0.454028 0.580193 0.706385 0.000000