*Vertices 3
1 "中国实用妇科与产科杂志" 0.0 0.0 0.0 x_fact 0.643087 y_fact 31.189711
2 "中国实用外科杂志" 0.0 0.0 0.0 x_fact 0.321543 y_fact 45.659164
3 "医学临床研究" 0.0 0.0 0.0 x_fact 19.614148 y_fact 23.151125
*Matrix 
0.000000 0.000000 0.665711 
0.000000 0.000000 0.719792 
0.665711 0.719792 0.000000