title: [The sexual debut of Norwegian youth].
authors.affiliation: Institutt for sosialmedisin, Rikshospitalet, Oslo.
authors.forename: B
authors.initials: B
authors.lastname: Grünfeld
mesh_terms: D000293:Adolescent; D003075:Coitus / Q000523:psychology*; D005260:Female; D006801:Humans; D008297:Male; D009664:Norway; D000297:Psychology, Adolescent; D012725:Sexual Behavior
vernacular_title: Norsk ungdoms seksuelle debut.