[1
]Centre for Youth Substance Abuse Research, The University of Queensland , Brisbane, QLD, Australia
[2
]Mental Health Institute of the Second Xiangya Hospital, Central South University , Changsha, Hunan, China
[3
]School of Psychology, The University of Adelaide , Adelaide, SA, Australia
[4
]Central Institute of Mental Health, University of Heidelberg , Mannheim, Germany
[5
]Department of Psychiatry and Psychotherapy, University of Lübeck , Lübeck, Germany
[6
]Central North West London NHS Trust and Division of Brain Science, Imperial College London , London, UK
[7
]Iranian National Center for Addiction Studies (INCAS), Tehran University of Medical Sciences , Tehran, Iran
[8
]Department of Health, Hong Kong SAR, China
[9
]Integrated Centre on Addiction Prevention and Treatment, Tung Wah Group of Hospitals , Hong Kong SAR, China
[10
]Department of Psychiatry and Mental Health, Hospital Selayang , Selangor, Malaysia
[11
]Mental Health and Psychiatry Department, University Hospitals of Geneva , Geneva, Switzerland
[12
]Department of Psychiatry, College of Medicine, The Catholic University of Korea , Seoul, South Korea
[13
]Departments of Psychiatry and Neuroscience, Child Study Center, and The National Center
on Addiction and Substance Abuse, Yale University School of Medicine, and Connecticut Mental Health Center , New Haven, CT, USA
[14
]Department of Psychiatry, University of Connecticut School of Medicine , Farmington, CT, USA
[15
]Study Group on Technological Addictions , Porto Alegre, Brazil
[16
]Department of Psychiatry, National Drug Dependence Treatment Centre, All India Institute of Medical Sciences , New Delhi, India
[17
]Applied Child Psychology and Department of Psychiatry, McGill University , Montreal, QC, Canada
[18
]International Gaming Research Unit, Psychology Department, Nottingham Trent University , Nottingham, UK
[19
]National Hospital Organization Kurihama Medical and Addiction Center , Yokosuka, Kanagawa, Japan
[20
]Epidemiology Unit and Centre for Alcohol Studies, Faculty of Medicine, Prince of Songkla University , Hat Yai, Songkhla, Thailand
[21
]National Institute of Mental Health and Neurosciences , Bengaluru, Karnataka, India
[22
]National Rehabilitation Center , Abu Dhabi, United Arab Emirates
[23
]Department of Paediatrics & Adolescent Medicine, Li Ka Shing Faculty of Medicine,
The University of Hong Kong , Hong Kong, China
[24
]National Drug and Alcohol Research Centre, University of New South Wales , Randwick, NSW, Australia
[25
]National Observatory on Alcohol, National Institute of Health , Rome, Italy
[26
]Department of Mental Health and Substance Abuse, WHO Headquarters , Geneva, Switzerland
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