Högberg, Camilla
Billstedt, Eva http://orcid.org/0000-0002-4200-2149
Björck, Caroline
Björck, Per-Olof
Ehlers, Stephan
Gustle, Lars-Henry
Hellner, Clara http://orcid.org/0000-0002-8375-9447
Höök, Henrik
Serlachius, Eva http://orcid.org/0000-0001-7115-6422
Svensson, Mats A.
Larsson, Jan-Olov http://orcid.org/0000-0002-8198-9070
Article History
Received: 17 September 2018
Accepted: 16 April 2019
First Online: 9 May 2019
Ethics approval and consent to participate
: The Stockholm regional ethical review board gave ethical approval (2013/1254–31/3). All parents and children from age 15 gave their informed written consent prior to their inclusion in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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