This document details the methodology behind the web-based "OSCAR" questionnaire used to collect lifetime occupational history in UK Biobank.

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