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Article History

Received: 17 February 2023

Accepted: 5 July 2023

First Online: 27 July 2023

Declarations

:

: This trial has been approved by the King’s College London Research Ethics Office (KCL Ethics Ref: HR-20/21–19659). Any protocol amendments were submitted to the King’s College London Research Ethics Office for approval.The authors assert that all procedures contributing to this work comply with the ethical standards of the relevant national and institutional committees on human experimentation and with the Helsinki Declaration of 1975, as revised in 2008.Written informed consent was obtained by researchers from all participants and deliverers involved in the study. All data was handled in line with GDPR and other relevant regulations. Furthermore, all data was securely stored in either lockable cabinets or encrypted hard drives or servers approved by the research institution and ethics committee. Only the research team members had access to the data.

: Not applicable.

: From 2016 to 2022, DF was a non-executive board director for Breathe Arts Health Research (Breathe) but received no financial compensation for her involvement. CMP has received grants from European Commission (IMI2 853966). Additional funding has been provided by UK National Institute of Health Research (NIHR) Biomedical Research Centre at South London and Maudsley NHS Trust and King’s College London. He is also funded by a NIHR Senior Investigator Award. He has received research or consultation funding from Johnson & Johnson and Boehringer Ingelheim, as well as research funding from the Medical Research Council (UK) and the Wellcome Trust for research on depression and inflammation as part of two large consortia that also include Johnson & Johnson, GSK and Lundbeck. NS is the director of the London Safety and Training Solutions Ltd, which offers training in patient safety, implementation solutions, and human factors to healthcare organisations and the pharmaceutical industry. The work presented in this paper is unrelated to this funding. The other authors have no conflicts of interest to declare.