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1 "华西口腔医学杂志" 0.0 0.0 0.0 x_fact 10.810811 y_fact 32.923833
2 "中华口腔医学杂志" 0.0 0.0 0.0 x_fact 10.810811 y_fact 27.027027
3 "口腔医学研究" 0.0 0.0 0.0 x_fact 14.496314 y_fact 40.049140
*Matrix 
0.000000 0.698180 0.357750 
0.698180 0.000000 0.589454 
0.357750 0.589454 0.000000