Firth, Nick http://orcid.org/0000-0003-1984-6869
Barkham, Michael http://orcid.org/0000-0003-1687-6376
Delgadillo, Jaime http://orcid.org/0000-0001-5349-230X
Allery, Kai
Woodward, Jonathan http://orcid.org/0000-0001-7495-1632
O’Cathain, Alicia http://orcid.org/0000-0003-4033-506X
Funding for this research was provided by:
National Institute for Health Research (ICA-CDRF-2018-04-ST2-043)
Article History
Accepted: 14 November 2021
First Online: 27 November 2021
Declarations
:
: The authors report no conflict or competing interest in relation to this work.
: This is a review article—no ethical approval was required. The review was conducted and reported in accordance with the preferred reporting items for systematic reviews and meta-analyses (PRISMA) guidelines.
: The article did not involve human participants or animals.
: The article did not require informed consent.