Attention Deficit Disorder with Hyperactivity

• Saarland University Hospital — Homburg/Saar, Saarland, Germany

• Cennter for Children and Families — Buffalo, New York, United States

• Goethe University Hospital Frankfurt, Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy, and Department of Psychiatry, Psychosomatic Medicine and Psychotherapy — Frankfurt am Main, Germany
• Radboud University Medical Centre, Karakter Child and Adolescent Psychiatry, and Department of Psychiatry — Nijmegen, Netherlands
• Vall d'Hebron Research Institute, Group of Psychiatry, Mental Health and Addiction — Barcelona, Spain
• King's College London, Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, Psychology and Neuroscience — London, United Kingdom

• Duke Child and Family Study Center — Durham, North Carolina, United States

Not specified

• University of North Carolina at Asheville — Asheville, North Carolina, United States
• The Ohio State University Nisonger Center — Columbus, Ohio, United States

• American University — Washington D.C., District of Columbia, United States

• Bordeaux University Hospital — Bordeaux, France

• National Taiwan Univeristy Hospital — Taipei, Taiwan

• Karolinska Institutet — Stockholm, Sweden