Before using any items downloaded via this page you should verify their integrity by ensuring that the MD5 for the downloaded file is correct. This can be done with the ukb_md5* security utility provided here, or by using various externally available equivalents.

Note that datasets containing genuine data can only be downloaded by authorised researchers who have logged onto this system via the main UK Biobank portal. Example data items related to specific data-fields are publicly downloadable from the Additional Resources sections of the relevant field-specific page.