*Vertices 4
1 "中国寄生虫学与寄生虫病杂志" 0.0 0.0 0.0 x_fact 1.758296 y_fact 5.002476
2 "中国人兽共患病杂志" 0.0 0.0 0.0 x_fact 2.377415 y_fact 5.497771
3 "世界华人消化杂志" 0.0 0.0 0.0 x_fact 0.123824 y_fact 81.525508
4 "中国寄生虫病防治杂志" 0.0 0.0 0.0 x_fact 4.110946 y_fact 7.974245
*Matrix 
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0.541854 0.000000 0.225816 0.517057 
0.000000 0.225816 0.000000 0.000000 
0.800476 0.517057 0.000000 0.000000