1 Division of Research, Center for Addiction and Mental Health Research, Kaiser Permanente Northern California, Pleasanton, California. Electronic address: [email protected].
2 Department of Health Medicine and Caring Sciences, Linköping University, Linköping, Sweden.
3 Institute of Mental Health, Pt BDS University of Health Sciences, Rohtak, Haryana, India.
4 University of the Witwatersrand, Johannesburg, South Africa.
5 Drug Deaddiction & Treatment Centre and Department of Psychiatry, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
6 Faculty of Medicine, University Institute for Primary Care, University of Geneva, Geneva, Switzerland.
7 Division of Adolescent/Young Adult Medicine, Harvard Medical School & Center for Adolescent Behavioral Health Research, Boston Children's Hospital, Boston, Massachusetts.
8 Division of Research, Center for Addiction and Mental Health Research, Kaiser Permanente Northern California, Pleasanton, California.
9 Harvard Medical School & Adolescent Substance Use and Addiction Program, Boston, Massachusetts.
10 NORC at the University of Chicago, Bethesda, Maryland.
11 Friends Research Institute, Inc, Baltimore, Maryland.
12 Department of Humanities and Social Science, Teesside University, England, United Kingdom.
13 Department of Psychiatry, Kasturba Medical College, Manipal, Karnataka, India.
14 School of Health Sciences, University of Dundee, Dundee, United Kingdom.
15 Department of Pediatrics & Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts.