*Vertices 4
1 "第四军医大学学报" 0.0 0.0 0.0 x_fact 2.798774 y_fact 12.359551
2 "世界华人消化杂志" 0.0 0.0 0.0 x_fact 0.653728 y_fact 13.156282
3 "西北国防医学杂志" 0.0 0.0 0.0 x_fact 0.102145 y_fact 0.858018
4 "中国临床康复" 0.0 0.0 0.0 x_fact 0.612870 y_fact 73.626149
*Matrix 
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0.000000 0.000000 0.000000 0.000000