This is a guide detailing how UK Biobank handles linking data from National Death Registries with its own database.

This resource can be downloaded or viewed using the link: DeathLinkage.pdf

If you have wget available (typically on linux systems), then you can also obtain a copy using the command

 wget  -nd  biobank.ctsu.ox.ac.uk/ukb/ukb/docs/DeathLinkage.pdf