Search Results - Heyerdahl Sonja

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  1. 1
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    Clinician-rated mental health in outpatient child and adolescent mental health services: associations with parent, teacher and adolescent ratings by Kvernmo Siv, Langsrud Øyvind, Hanssen-Bauer Ketil, Heyerdahl Sonja

    Published 2010
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  2. 2
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    Is relatively young age within a school year a risk factor for mental health problems and poor school performance? A population-based cross-sectional study of adolescents in Oslo,... by Heyerdahl Sonja, Oppedal Brit, Tambs Kristian, Lien Lars, Bjertness Espen

    Published 2005
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  3. 3
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    The association between weekly hours of physical activity and mental health: A three-year follow-up study of 15-16-year-old students in the city of Oslo, Norway by Bjertness Espen, Søgaard Anne, Sagatun Aase, Selmer Randi, Heyerdahl Sonja

    Published 2007
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