求助文献一篇

monroelml

如题- S6 _3 u% i* H6 x/ B- v! h
Stress-induced CXCR4 promotes migration and invasion of ewing sarcoma.) M& w+ E5 v0 D7 b/ |
http://www.ncbi.nlm.nih.gov/pubmed/246514525 u& C. I3 F' x+ W$ [2 c4 K  V
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谢谢大家！！