Funding for this research was provided by:
Text and Data Mining valid from 2018-05-04
Received: 8 January 2018
Accepted: 17 April 2018
First Online: 4 May 2018
Ethics approval and consent to participate
: The Norwegian Animal Research Authority approved the study (approval number 3828). All experiments were performed following Federation for Laboratory Animal Science Association recommendations and according to the Norwegian legislation on the care and use of experimental animals.
: The authors declare no competing interests, neither financial nor non-financial.
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