[1
]Centre for Academic Mental Health, School of Social and Community Medicine, University
of Bristol, Bristol, UK
[2
]Mood Disorders Centre, University of Exeter, Exeter, UK
[3
]Centre for Academic Primary Care, School of Social and Community Medicine, University
of Bristol, Bristol, UK
[4
]Academic Unit of Mental Health and Wellbeing, Institute of Health and Wellbeing, University
of Glasgow, Glasgow, UK
[5
]ConDuCT Hub for Trials Methodology Research, School of Social and Community Medicine,
University of Bristol, Bristol, UK
[6
]Primary Care Research Group, University of Exeter Medical School, Exeter, UK
[7
]Nottingham Psychotherapy Unit, Nottinghamshire Healthcare NHS Trust, Nottingham, UK
[8
]Avon and Wiltshire Mental Health Partnership NHS Trust, Chippenham, UK
[9
]Institute of Health and Wellbeing, General Practice and Primary Care Group, University
of Glasgow, Glasgow, UK
[10
]School of Clinical Sciences, University of Bristol, Bristol, UK
[11
]Division of Psychiatry, University College London, London, UK