*Vertices 3
1 "中华传染病杂志" 0.0 0.0 0.0 x_fact 14.225941 y_fact 29.707113
2 "中华肝脏病杂志" 0.0 0.0 0.0 x_fact 5.020921 y_fact 42.259414
3 "临床肝胆病杂志" 0.0 0.0 0.0 x_fact 22.594142 y_fact 28.033473
*Matrix 
0.000000 0.759213 0.854831 
0.759213 0.000000 0.929020 
0.854831 0.929020 0.000000