1. Psychiatric Department, Region Zealand; Child Psychiatric Clinic; Birkevaenget 3 Holbaek Denmark 4300
2. Department 3344, Rigshospitalet, Copenhagen University Hospital; Copenhagen Trial Unit, Centre for Clinical Intervention Research; Blegdamsvej 9 Copenhagen Denmark
3. Børnepsykiatrisk Ambulatorium; Region Sjaelland; Birkevaenget 3, 2 Holbaek Denmark 4300
4. Psychiatric Hospital for Children and Adolescents; Harald Selmersvej 66 Risskov Denmark 8240
5. Region Zealand Psychiatry; Psychiatric Research Unit; Smedegade 10, st. Roskilde Sjaelland Denmark DK-4000
6. Copenhagen Trial Unit, Centre for Clinical Intervention Research, Department 3344, Rigshospitalet, Copenhagen University Hospital; The Cochrane Hepato-Biliary Group; Blegdamsvej 9 Copenhagen Denmark DK-2100