About the Authors
- Ruud van Winkel
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* E-mail: ruud.vanwinkel@upckuleuven.be
Affiliations University Psychiatric Center KU, Leuven, Belgium, Maastricht University Medical Centre, South Limburg Mental Health Research and Teaching Network, EURON, Maastricht, The Netherlands
- GROUP Investigators
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¶Membership of the GROUP consortium is provided in the Acknowledgments.
Competing Interests
The authors have declared that no competing interests exist. Group membership co-authors RVW, JVO, IM-G and LDH serve as Academic Editors for PLOS ONE. This does not alter the authors' adherence to PLOS ONE Editorial policies and criteria.
Author Contributions
Conceived and designed the experiments: RVW. Performed the experiments: RVW. Analyzed the data: RVW. Wrote the paper: RVW.