The Relationship of DNA Methylation with Age, Gender and Genotype in Twins and Healthy Controls

• Marco P. Boks,

  Affiliations Rudolf Magnus Institute of Neuroscience, Department of Psychiatry, University Medical Center Utrecht, Utrecht, The Netherlands, Julius Centre for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, The Netherlands

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• Eske M. Derks,

  Affiliation Rudolf Magnus Institute of Neuroscience, Department of Psychiatry, University Medical Center Utrecht, Utrecht, The Netherlands

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• Daniel J. Weisenberger,

  Affiliation USC Epigenome Center and USC Norris Comprehensive Cancer Center Keck School of Medicine, University of Southern California Los Angeles, Los Angeles, California, United States of America

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• Erik Strengman,

  Affiliation Department of Medical Genetics, University Medical Center Utrecht, Utrecht, The Netherlands

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• Esther Janson,

  Affiliation Department of Medical Genetics, University Medical Center Utrecht, Utrecht, The Netherlands

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• Iris E. Sommer,

  Affiliation Rudolf Magnus Institute of Neuroscience, Department of Psychiatry, University Medical Center Utrecht, Utrecht, The Netherlands

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• René S. Kahn,

  Affiliation Rudolf Magnus Institute of Neuroscience, Department of Psychiatry, University Medical Center Utrecht, Utrecht, The Netherlands

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• Roel A. Ophoff

  * E-mail: Ophoff@ucla.edu

  Affiliations Rudolf Magnus Institute of Neuroscience, Department of Psychiatry, University Medical Center Utrecht, Utrecht, The Netherlands, Department of Medical Genetics, University Medical Center Utrecht, Utrecht, The Netherlands, UCLA Center for Neurobehavioral Genetics, Semel Institute for Neuroscience and Human Behavior, Los Angeles, California, United States of America

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