Wed, 20 Aug 2008 22:04:39 BST CiteULike: cyrille Haase http://www.citeulike.org/user/cyrille/author/Haase CiteULike.org en-gb Copyright © 2004-2008 citeulike.org http://www.citeulike.org/user/cyrille/article/1426104 <i>BMC Medical Research Methodology, Vol. 7 (30 June 2007), 28.</i> Developing search strategies for clinical practice guidelines in SUMSearch and Google Scholar and assessing their retrieval performance Andrea Haase Markus Follmann Guido Skipka Hanna Kirchner doi:10.1186/1471-2288-7-28 BMC Medical Research Methodology, Vol. 7 (30 June 2007), 28. 2007-06-30T22:54:53-00:00 2007 BMC Medical Research Methodology 1471-2288 7 28 database-evaluation google-scholar sumsearch