Funding for this research was provided by:
Forces in Mind Trust (FiMT17/0920E)
Received: 12 October 2020
Accepted: 28 April 2021
First Online: 5 May 2021
: King’s College London Research Ethics Committee (RESCM-17/18-4002). Written consent was obtained for participation.
: Not applicable.
: Authors had financial support from a Forces in Mind Trust grant (FiMT17/0920E) for the submitted work; no financial relationships with any organisations that might have an interest in the submitted work in the previous 3 years; no other relationships or activities that could appear to have influenced the submitted work.