Funding for this research was provided by:
Royal Commission for the Exhibition of 1851
Jesus College, University of Oxford
Air Force Office of Scientific Research (FA9550- 15-1-0264)
Article History
Received: 19 February 2018
Revised: 2 May 2018
Accepted: 7 May 2018
First Online: 22 May 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.