[Youth and sexuality].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001290:Attitude; D003075:Coitus; D003267:Contraception; D006801:Humans; D012723:Sex; D012736:Sex Education; D012737:Sex Factors; D012959:Socioeconomic Factors
Ungdom og seksualitet.