求助两篇英文文献

meilin0118

1 Vaccine. 2010 Mar 19;28(14):2679-86. Epub 2010 Jan 9.) T; N) @# }2 l: \# ]6 q
Vaccine efficacy of porcine reproductive and respiratory syndrome virus chimeras.
0 U4 @+ m, i; x/ _http://www.ncbi.nlm.nih.gov/pubmed/200644755 E; r3 @' S+ f+ j& H$ t* Q3 U
2 Anim Health Res Rev. 2010 Apr 14:1-29. [Epub ahead of print]
5 Y9 C0 X5 \+ s9 rThe role of porcine reproductive and respiratory syndrome (PRRS) virus structural and non-structural proteins in virus pathogenesis.* W$ J3 M, \+ d" w$ n8 l
http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=7529228

meilin0118

谢谢