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For more detailed information about the cookies we use, see our cookies page.

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Essential cookies enable core functionality such as security, network management, and accessibility. For example, the selections you make here about which cookies to accept are stored in a cookie.

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We'd like to set Google Analytics cookies to help us improve our website by collecting and reporting information on how you use it. The cookies collect information in a way that does not directly identify you.

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Third party cookies are ones planted by other websites while using this site. This may occur (for example) where a Twitter or Facebook feed is embedded with a page. Selecting to turn these off will hide such content.

BIAS User Guides

New to BIAS? Or just forgotten how to use one of the many functions?

If you can't find the answer to your problem in the user guides below, please email dave.bacon@ntlworld.com