Funding for this research was provided by:
National Institute for Health Research (16/137/97)
Received: 27 March 2019
Accepted: 15 May 2019
First Online: 14 June 2019
Ethics approval and consent to participate
: All participants taking part in the nine studies are required to provide written informed consent before being able to take part in the studies. No risk to participants is expected, and all participants can terminate their participation at any time without any negative consequences – other than not receiving the potential benefits of the intervention. However, any adverse events occurring during the study period will be recorded.
: Not applicable.
: The authors declare that they have no competing interests related to the research studies outlined in this protocol paper.
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