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2 "中华神经外科杂志" 0.0 0.0 0.0 x_fact 1.934704 y_fact 16.324063
3 "中国微侵袭神经外科杂志" 0.0 0.0 0.0 x_fact 11.487304 y_fact 15.840387
4 "中华神经外科疾病研究杂志" 0.0 0.0 0.0 x_fact 14.147521 y_fact 29.866989
*Matrix 
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