Funding for this research was provided by:
NTNU Norwegian University of Science and Technology
Article History
Received: 26 December 2020
Accepted: 12 May 2021
First Online: 2 June 2021
Conflict of interest
: On behalf of all authors, the corresponding author states that there is no conflict of interest. The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. The authors declare the following financial interests/personal relationships which may be considered as potential competing interests.