*Vertices 4
1 "中国药学杂志" 0.0 0.0 0.0 x_fact 10.259301 y_fact 24.351747
2 "中国中药杂志" 0.0 0.0 0.0 x_fact 7.891770 y_fact 35.625705
3 "中国医院药学杂志" 0.0 0.0 0.0 x_fact 10.822999 y_fact 21.533258
4 "中国药师" 0.0 0.0 0.0 x_fact 13.303269 y_fact 18.489290
*Matrix 
0.000000 0.661297 0.647351 0.758612 
0.661297 0.000000 0.379269 0.553026 
0.647351 0.379269 0.000000 0.813039 
0.758612 0.553026 0.813039 0.000000