求助一篇英文文献

yhtxiaoyang

题目：Development of transgenic sheep that express the visna virus envelope gene.
: ?( b! Q% @  A  C. }" G作者：Clements JE, Wall RJ, Narayan O, Hauer D, Schoborg R, Sheffer D, Powell A, Carruth LM, Zink MC, Rexroad CE.
" f8 w0 ?7 H+ N: o" _杂志：Virology. 3 G# R" f5 ?3 T$ u
时间：1994 May 1
8 p) K  F; N& a" h* l页码：370-80.: k7 m" _; D! a1 ^5 L: e2 T
谢谢！！

hstudent

ok ok