1. Institute of Behavioural Sciences; University of Helsinki; Helsinki Finland
2. National Supervisory Authority for Welfare and Health, and Centre for Military Medicine, Finnish Defence Forces; Helsinki Finland
3. Department of Adolescent Psychiatry; Helsinki University Central Hospital; Helsinki Finland
4. Division of Hematology-Oncology and Stem Cell Transplantation, Children´s Hospital; University of Helsinki and Helsinki University Central Hospital; Helsinki Finland
5. Department of Women's and Children's Health; Karolinska Institute and University Hospital; Stockholm Sweden