This document details the procedure for the 12-lead (at rest) ECG performed at an Imaging assessment centre for UK Biobank.

This resource can be downloaded or viewed using the link: 12lead_ecg_explan_doc.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/12lead_ecg_explan_doc.pdf