*Vertices 3
1 "营养学报" 0.0 0.0 0.0 x_fact 0.458716 y_fact 31.192661
2 "肠外与肠内营养" 0.0 0.0 0.0 x_fact 4.128440 y_fact 23.394495
3 "中国临床营养杂志" 0.0 0.0 0.0 x_fact 10.091743 y_fact 45.412844
*Matrix 
0.000000 0.000000 0.000000 
0.000000 0.000000 0.298052 
0.000000 0.298052 0.000000