Funding for this research was provided by:
University of Surrey
Article History
First Online: 2 May 2018
Compliance with Ethical Standards
:
: Author A has permission to use the intervention assessed in this study () free of charge for research purposes. The intervention would normally cost £30 per person to complete. Authors B and C declare they have no conflict of interest.
: Ethical approval was granted by the University Ethics Committee (Reference: EC/2013/71/FAHS). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.