*Vertices 4
1 "中华外科杂志" 0.0 0.0 0.0 x_fact 3.065134 y_fact 17.145594
2 "中国普通外科杂志" 0.0 0.0 0.0 x_fact 21.072797 y_fact 48.754789
3 "中华普通外科杂志" 0.0 0.0 0.0 x_fact 8.045977 y_fact 12.547893
4 "中国实用外科杂志" 0.0 0.0 0.0 x_fact 8.620690 y_fact 21.551724
*Matrix 
0.000000 0.270301 0.720790 0.508226 
0.270301 0.000000 0.430852 0.448634 
0.720790 0.430852 0.000000 0.759799 
0.508226 0.448634 0.759799 0.000000