Gilbert, Duncan C.
Wakeham, Katie
Langley, Ruth E.
Vale, Claire L.
Funding for this research was provided by:
Medical Research Council (Grant number MC_UU_12023/28)
Article History
Received: 11 April 2018
Revised: 20 August 2018
Accepted: 4 September 2018
First Online: 28 November 2018
Competing interests
: The authors declare no competing interests.
: As a systematic review and meta-analysis, no ethical approval or consent to participate was required.
: This work was supported by the Medical Research Council (grant number MC_UU_12023/28).