求science direct上文献一篇，附链接

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Cerebrospinal fluid sampling by lumbar puncture in rats—repeated measurements of nitric oxide metabolites+ G* t7 t: H* }, D# O' z/ Z! y- E+ a
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6T04-4F4NYPH-5&_user=10&_coverDate=06%2F30%2F2005&_rdoc=1&_fmt=high&_orig=search&_origin=search&_sort=d&_docanchor=&view=c&_searchStrId=1451101969&_rerunOrigin=scholar.google&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=9f2bb3f60e7db385c3df72144145d3d8&searchtype=a

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