Online pain questionnaire screenshot of questions C1-C2, showing appearance as seen by participants circa 2019.

This resource can be downloaded or viewed using the link: pain_c1_c2.png

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/images/pain_c1_c2.png