*Vertices 4
1 "医学研究生学报" 0.0 0.0 0.0 x_fact 0.364601 y_fact 4.640371
2 "中华男科学" 0.0 0.0 0.0 x_fact 0.099437 y_fact 4.342062
3 "中国临床康复" 0.0 0.0 0.0 x_fact 0.000000 y_fact 88.995691
4 "医疗设备信息" 0.0 0.0 0.0 x_fact 0.000000 y_fact 2.021876
*Matrix 
0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000