1. Nursing Science University of Turku Turku Finland
2. Nursing Research Center NRC Helsinki University Hospital Helsinki Finland
3. Pediatric Research Center New Children's Hospital Helsinki Finland
4. Helsinki University Hospital and University of Helsinki Helsinki Finland
5. Department of Paediatrics University of Melbourne Melbourne Australia
6. Turku University Hospital Turku Finland
7. Royal Children's Hospital Melbourne Australia
8. Murdoch Children's Research Institute Melbourne Australia
9. Department of Adolescent Medicine The Royal Children's Hospital Melbourne Melbourne Australia