Funding for this research was provided by:
Medical Research Council (MR/M009157/1)
Text and Data Mining valid from 2018-05-18
Received: 4 March 2018
Accepted: 3 May 2018
First Online: 18 May 2018
Compliance with ethical standards
: The authors have no disclosures of potential conflicts of interest related to the presented work.
: No research involving human or animal participants was performed in the construction of this manuscript.