Oskal, Kay R. J.
Risdal, Martin
Janssen, Emilius A. M.
Undersrud, Erling S.
Gulsrud, Thor O.
Funding for this research was provided by:
Forskningsrådet (272395)
Article History
Received: 8 April 2019
Accepted: 29 May 2019
First Online: 7 June 2019
Compliance with ethical standards
:
: The datasets used and/or analyzed during the current study are available from the corresponding author on reasonable request.
: The images used in this study are available publicly online, therefore no ethics approval is needed.
: The authors declares that they have no conflict of interests.