Funding for this research was provided by:
Forte: The Swedish Research Council for Health, Working Life, and Welfare (2013-2127)
The Kamprad Family Foundation for Entrepreneurship, Research, and Charity (20132115)
Swedish Society for Clinical Nutrition
Örebro County Region (RFR-308581, RFR-475251, RFR-379081)
Text and Data Mining valid from 2018-04-16
Received: 21 December 2017
Accepted: 3 April 2018
First Online: 16 April 2018
Compliance with ethical standards
: The authors declare no conflict of interest.
: This study was approved by the Uppsala Regional Ethics Review Board, Sweden (Dnr 2013/100), and was conducted in accordance with the Helsinki declaration (2013).
: All participants were included after providing written informed consent.