Authors
Sara Breistøl
Department of Public Health Science, Faculty of Landscape and Society, Norwegian University of Life Sciences, Ås, Norway
Jocelyne Clench-Aas
Division of Mental and Physical Health, Norwegian Institute of Public Health, Oslo, Norway
Betty Van Roy
Department of Pediatrics and Adolescent Medicine, Akershus University Hospital, Lørenskog, Norway
Ruth Kjærsti Raanaas
Department of Public Health Science, Faculty of Landscape and Society, Norwegian University of Life Sciences, Ås, Norway