About the Authors

Walid Mohamed

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Resources, Software, Visualization, Writing – original draft, Writing – review & editing

walid.mohamed@nottingham.ac.uk

Affiliations School of Health Sciences, University of Nottingham, Nottingham, United Kingdom, School of Health Sciences, Queen’s Medical Centre, Nottingham, United Kingdom

Michelle Hall

Roles Conceptualization, Investigation, Methodology, Supervision, Validation, Writing – review & editing

Affiliations School of Health Sciences, University of Nottingham, Nottingham, United Kingdom, School of Health Sciences, Queen’s Medical Centre, Nottingham, United Kingdom

Jürgen Barth

Roles Investigation, Methodology, Writing – review & editing

Affiliation Complementary and Integrative Digital Health, Institute of Primary Care, University of Zurich and University Hospital Zurich, Zurich, Switzerland

Paul Hendrick

Roles Conceptualization, Investigation, Methodology, Supervision, Validation, Writing – review & editing

Affiliations School of Health Sciences, University of Nottingham, Nottingham, United Kingdom, School of Health Sciences, Queen’s Medical Centre, Nottingham, United Kingdom

Competing Interests

The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest. JB developed the original version of the ETS but does not receive any fees for this questionnaire.