*Vertices 4
1 "中华儿科杂志" 0.0 0.0 0.0 x_fact 1.764706 y_fact 9.215686
2 "中国实用儿科杂志" 0.0 0.0 0.0 x_fact 10.588235 y_fact 15.686275
3 "临床儿科杂志" 0.0 0.0 0.0 x_fact 15.441176 y_fact 19.852941
4 "实用儿科临床杂志" 0.0 0.0 0.0 x_fact 11.715686 y_fact 55.245098
*Matrix 
0.000000 0.852208 0.907887 0.300626 
0.852208 0.000000 0.966293 0.344709 
0.907887 0.966293 0.000000 0.339248 
0.300626 0.344709 0.339248 0.000000