Funding for this research was provided by:
Seventh Framework Programme (315145)
Stiftelsen för Kunskaps- och Kompetensutveckling (20140168)
Article History
Received: 9 August 2018
Accepted: 25 June 2019
First Online: 20 July 2019
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.