title: Introduction.
authors.forename: Donna
authors.initials: D
authors.lastname: Mazyck
mesh_terms: D000293:Adolescent; D002648:Child; D006801:Humans; D007251:Influenza, Human / Q000517:prevention & control*; D032541:Mass Vaccination; D012572:School Health Services; D012573:School Nursing; D014481:United States