title: Mass influenza vaccination in Ontario: is it worthwhile?
authors.affiliation: Servizio Sovrazonale di Epidemiologia, ASL 20, Via S. Caterina da Siena 30, 15100 Alessandria, Piemonte, Italy. demichelivittorio@asl20.piemonte.it
authors.forename: V
authors.initials: V
authors.lastname: Demicheli
mesh_terms: D000328:Adult; D000368:Aged; D004196:Disease Outbreaks / Q000517:prevention & control*; D019317:Evidence-Based Medicine; D006801:Humans; D017589:Immunization Programs; D007251:Influenza, Human / Q000517:prevention & control*; D009864:Ontario