Funding for this research was provided by:
National Institute for Health Research (12/129/10)
Received: 7 November 2019
Accepted: 20 October 2020
First Online: 4 November 2020
Ethics approval and consent to participate
: A favourable ethical opinion for the overarching study [CHAT (feasibility randomised controlled trial) Protocol v2 9.2.2015] was granted by Cambridge South Research <b>Ethics</b> Committee on 13 February 2015 (application number 15/EE/0025, Co-ordinated System for gaining Permission reference number 162616). The study was adopted onto the UK Clinical Research Network portfolio (study identifier UKCRN18280). Signed consent was obtained from study participants.