Thøgersen, Dagfinn Mørkrid https://orcid.org/0000-0002-8799-5527
Andersen, Mette Elmose https://orcid.org/0000-0003-4112-9890
Bjørnebekk, Gunnar https://orcid.org/0000-0003-2176-7393
Funding for this research was provided by:
TrygFonden (120499)
The Norwegian Center for Child Behavioral Development
Article History
First Online: 15 February 2020
Compliance with Ethical Standards
:
: Dagfinn Mørkrid Thøgersen, Mette Elmose and Gunnar Bjørnebekk declare that they have no conflict of interest.
: Ethical approval for the study was given by The National Committee for Medical and Health Research Ethics (NEM) on 02.11.2010 and 02.10.2012 (Reference number 2010/497).
: Informed consent was obtained from all individual participants included in the study.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.