*Vertices 4
1 "中华结核和呼吸杂志" 0.0 0.0 0.0 x_fact 3.590664 y_fact 47.755835
2 "中华内科杂志" 0.0 0.0 0.0 x_fact 1.615799 y_fact 12.028725
3 "中国实用外科杂志" 0.0 0.0 0.0 x_fact 0.897666 y_fact 26.211849
4 "医师进修杂志" 0.0 0.0 0.0 x_fact 12.387792 y_fact 14.003591
*Matrix 
0.000000 0.217136 0.000000 0.508131 
0.217136 0.000000 0.000000 0.695023 
0.000000 0.000000 0.000000 0.593545 
0.508131 0.695023 0.593545 0.000000