*Vertices 2
1 "广西医科大学学报" 0.0 0.0 0.0 x_fact 15.962441 y_fact 44.131455
2 "中华神经外科杂志" 0.0 0.0 0.0 x_fact 0.000000 y_fact 55.868545
*Matrix 
0.000000 0.493013 
0.493013 0.000000