title: Gallagher lecture. Thirty years in pursuit of the magic bullet.
authors.forename: J G
authors.initials: JG
authors.lastname: Dryfoos
mesh_terms: D000293:Adolescent; D000294:Adolescent Behavior; D016497:Adolescent Health Services; D005260:Female; D006801:Humans; D011247:Pregnancy; D011253:Pregnancy in Adolescence / Q000517:prevention & control*; D012309:Risk-Taking; D012572:School Health Services; D012725:Sexual Behavior; D012944:Social Support