Funding for this research was provided by:
Text and Data Mining valid from 2018-08-22
Received: 4 January 2018
Accepted: 9 July 2018
First Online: 22 August 2018
: RMS and WRL are employees of Evidera. JWS is an employee and shareholder of BMS.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.