title: [Young people's sleep is often a matter of lifestyle--but not always].
authors.affiliation: Karolinska institutet, Stockholm.
authors.forename: Jan-Olov
authors.initials: JO
authors.lastname: Larsson
authors.forename: Hans
authors.initials: H
authors.lastname: Smedje
mesh_terms: D000293:Adolescent; D002648:Child; D006801:Humans; D008019:Life Style; D008603:Mental Health; D012890:Sleep / Q000502:physiology; D012893:Sleep Wake Disorders / Q000150:complications / Q000523:psychology / Q000628:therapy