About the Authors

Eva C. Verbeek

Contributed equally to this work with: Eva C. Verbeek, Ingrid M. C. Bakker

e.verbeek@vumc.nl

Affiliation Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands

Ingrid M. C. Bakker

Contributed equally to this work with: Eva C. Verbeek, Ingrid M. C. Bakker

Affiliation Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands

Marianna R. Bevova

Affiliation Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands

Zoltán Bochdanovits

Affiliation Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands

Patrizia Rizzu

Affiliation Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands

David Sondervan

Affiliation Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands

Gonneke Willemsen

Affiliation Department of Biological Psychology, VU University Medical Center, Amsterdam, The Netherlands

Eco J. de Geus

Affiliation Department of Biological Psychology, VU University Medical Center, Amsterdam, The Netherlands

Johannes H. Smit

Affiliation Department of Psychiatry, VU University Medical Center, Amsterdam, The Netherlands

Brenda W. Penninx

Affiliations Department of Psychiatry, VU University Medical Center, Amsterdam, The Netherlands, Department of Psychiatry, Leiden University Medical Center, Leiden, The Netherlands, Department of Psychiatry, University Medical Center Groningen, Groningen, The Netherlands

Dorret I. Boomsma

Affiliation Department of Biological Psychology, VU University Medical Center, Amsterdam, The Netherlands

Witte J. G. Hoogendijk

Affiliations Department of Psychiatry, VU University Medical Center, Amsterdam, The Netherlands, Department of Psychiatry, Erasmus Medical Center, Rotterdam, The Netherlands

Peter Heutink

Affiliation Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ECV MRB PH WJGH ZB BWP. Performed the experiments: ECV IMCB. Analyzed the data: ECV. Contributed reagents/materials/analysis tools: ZB PR DS GW EJG JHS BWP DIB. Wrote the paper: ECV IMCB.