Text and Data Mining valid from 2018-09-08
First Online: 8 September 2018
Compliance with Ethical Standards
: This project was funded by the National Institute for Health Research Health Technology Assessment (HTA) Program (project number 16/112/03 STA) [see the HTA program website for further information, ExternalRef removed]. This summary of the Evidence Review Group’s report was compiled after the Appraisal Committee’s review. The views and opinions expressed are the authors’ and do not necessarily reflect those of the HTA Programme, National Institute for Health and Care Excellence, National Institute for Health Research, National Health Service or the Department of Health.
: Nasuh C. Büyükkaramikli, Saskia de Groot, Rob Riemsma, Debra Fayter, Nigel Armstrong, Piet Portegijs, Steven Duffy, Jos Kleijnen and Maiwenn J. Al have no conflicts of interest that are directly relevant to the contents of this review.