title: Abstinence should take priority in 'critical messages' to send.
authors.forename: J
authors.initials: J
authors.lastname: Van Valkenburg
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control*; D000293:Adolescent; D006801:Humans; D012736:Sex Education; D012746:Sexual Abstinence; D012725:Sexual Behavior