题名 | Field trials with a new genetically engineered vaccine for protection against progressive atrophic rhinitis in pigs. | 作者 | Bording A, Nymark K, Smidt E. | 链接 | http://www.ncbi.nlm.nih.gov/pubmed/7942381 |
大神 求助 急需呀!!!http://www.ncbi.nlm.nih.gov/pubmed/7942381 |