Fedko, Iryna O.
Wesseldijk, Laura W.
Nivard, Michel G.
Hottenga, Jouke-Jan
van Beijsterveldt, Catharina E. M.
Middeldorp, Christel M.
Bartels, Meike
Boomsma, Dorret I.
Funding for this research was provided by:
Nederlandse Organisatie voor Wetenschappelijk Onderzoek (NWO/SPI 56-464-14192, NWO 480-04-004, NWO/ZonMW 91210020, NWO 463-06-001, NWO-VENI 451-04-034, NWO 184.021.007)
European Research Council (ERC-230374)
Brain and Behavior Research Foundation (18633)
National Institutes of Health (NIH-1R01DK092127-01)
Seventh Framework Programme (602768)
Koninklijke Nederlandse Akademie van Wetenschappen (PAH/6635)
Article History
Received: 25 May 2016
Accepted: 5 October 2016
First Online: 28 October 2016
Complaince with ethical standards
:
: Iryna O. Fedko, Laura W. Wesseldijk, Michel G. Nivard, Jouke-Jan Hottenga, Catharina E. M. van Beijsterveldt, Christel M. Middeldorp, Meike Bartels, Dorret I. Boomsma declare no conflict of interest.
: Twin families are voluntarily registered with the NTR and the data collection protocol was approved by the Medical Research Ethics Committee of the VU University Medical Center. The study protocols were approved by the Central Ethics Committee on Research Involving Human Subjects of the VU University Medical Centre, Amsterdam, an Institutional Review Board certified by the US Office of Human Research Protections (IRB number IRB-2991 under Federal-wide Assurance-3703; IRB/institute codes, NTR 03-180).