About the Authors

Anke Hinney

To whom correspondence should be addressed. E-mail: anke.hinney@uni-due.de

Affiliation Department of Child and Adolescent Psychiatry, University of Duisburg-Essen, Essen, Germany

Thuy Trang Nguyen

Affiliation Institute of Medical Biometry and Epidemiology, Philipps-University of Marburg, Bunsenstr, Marburg, Germany

André Scherag

Affiliation Institute of Medical Informatics, Biometry and Epidemiology, University of Duisburg-Essen, Essen, Germany

Susann Friedel

Affiliation Department of Child and Adolescent Psychiatry, University of Duisburg-Essen, Essen, Germany

Günter Brönner

Affiliation Department of Child and Adolescent Psychiatry, University of Duisburg-Essen, Essen, Germany

Timo Dirk Müller

Affiliation Department of Child and Adolescent Psychiatry, University of Duisburg-Essen, Essen, Germany

Harald Grallert

Affiliation Forschungszentrum für Umwelt und Gesundheit (GSF), Institute of Epidemiology, Munich-Neuherberg, Germany

Thomas Illig

Affiliation Forschungszentrum für Umwelt und Gesundheit (GSF), Institute of Epidemiology, Munich-Neuherberg, Germany

H.-Erich Wichmann

Affiliation Forschungszentrum für Umwelt und Gesundheit (GSF), Institute of Epidemiology, Munich-Neuherberg, Germany

Winfried Rief

Affiliation Department of Clinical Psychology and Psychotherapy, Philipps-University of Marburg, Marburg, Germany

Helmut Schäfer

Affiliation Institute of Medical Biometry and Epidemiology, Philipps-University of Marburg, Bunsenstr, Marburg, Germany

Johannes Hebebrand

Affiliation Department of Child and Adolescent Psychiatry, University of Duisburg-Essen, Essen, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JH AH. Performed the experiments: SF GB TM HG. Analyzed the data: JH AS TI TN HS HW AH. Contributed reagents/materials/analysis tools: WR AS TN HS. Wrote the paper: JH AS SF AH.