Funding for this research was provided by:
Stiftelsen för Kunskaps- och Kompetensutveckling (20160260)
Ragnsells AB
Article History
Received: 5 November 2018
Accepted: 21 October 2019
First Online: 31 October 2019
Compliance with Ethical Standards
:
: Corresponding author Robert Norgren is employed by Ragn-Sells AB.