Funding for this research was provided by:
Svenska Forskningsrådet Formas (2012-742)
Article History
Received: 20 February 2017
Accepted: 24 April 2018
First Online: 14 May 2018
Compliance with ethical standards
:
: The authors declare no conflict of interest. S.C.’s funding sponsors had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript, nor in the decision to publish the results.