Dear Kate, I'm not sure the site contains an implementation search fitler, but you may wat to check out the ISSG search fitlers website http://www.york.ac.uk/inst/crd/intertasc/ Regards Julie Julie Glanville Project Director - Information Services York Health Economics Consortium Ltd University of York Market Square Vanbrugh Way Heslington YORK YO10 5NH Tel: 01904 434832 (Direct) 433620 (General) Fax: 01904 433628 email: [log in to unmask] website: www.yhec.co.uk This e-mail is for the use of the intended addressee only. If you receive this e-mail by mistake please delete it and notify the sender immediately. Privileged, confidential and/or copyright information may be contained in this e-mail and any attachments. You are not permitted to copy, forward, or disclose the information (or any part of it) contained in this message. To do so is prohibited. This message and any attachments have been scanned for viruses using Sophos antivirus software (www.sophos.com)