求助两篇英文文献

meilin0118

1 Vaccine. 2010 Mar 19;28(14):2679-86. Epub 2010 Jan 9.
# l( j; w8 L$ s6 o; ~5 K& uVaccine efficacy of porcine reproductive and respiratory syndrome virus chimeras.4 d' P) g1 r  x- @5 E
http://www.ncbi.nlm.nih.gov/pubmed/20064475
* Y" I3 ^9 g9 O+ O. {) C; Y2 Anim Health Res Rev. 2010 Apr 14:1-29. [Epub ahead of print]" P" ^; }. I. T1 F7 ~& n
The role of porcine reproductive and respiratory syndrome (PRRS) virus structural and non-structural proteins in virus pathogenesis./ f4 B. F  d1 F' `1 B) O8 o+ J
http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=7529228

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meilin0118

谢谢