1 Institute of Psychiatry, Taras Shevchenko National University of Kyiv, Kyiv, Ukraine.
2 Department of Pediatrics, The University of Tokyo Hospital, Tokyo, Japan.
3 Department of Psychiatry, John A. Burns School of Medicine, University of Hawai'i at Mānoa, Honolulu, Hawaii, USA.
4 Regional Centre for Children and Youth Mental Health and Child Welfare - Central Norway, IPH, Norwegian University of Science and Technology, Trondheim, Norway.
5 Child and Adolescent Psychiatry Section, World Psychiatric Association (WPA), Geneva, Switzerland.