*Vertices 2
1 "首都医科大学学报" 0.0 0.0 0.0 x_fact 4.119850 y_fact 7.490637
2 "中华结核和呼吸杂志" 0.0 0.0 0.0 x_fact 0.374532 y_fact 92.509363
*Matrix 
0.000000 0.776525 
0.776525 0.000000