Senthakumaran, Thulasika
Brandal, Lin Torstensen
Lindstedt, Bjørn-Arne
Jørgensen, Silje Bakken
Charnock, Colin
Tunsjø, Hege Smith http://orcid.org/0000-0002-1114-0717
Funding for this research was provided by:
Akershus universitetssykehus (Stategimidler 2015)
Oslo Metropolitan University (2016)
Norwegian Institute of Public Health (2014)
Article History
Received: 7 July 2018
Accepted: 18 September 2018
First Online: 28 September 2018
Compliance with ethical standards
: The study was approved by the Data protection manager at Ahus (Project number12-042) and by the Regional Committees for Medical and Health Research Ethics (REK), South East, Norway (Project number 2012-102).
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: The authors declare that they have no conflict of interest.