title: Influenza vaccination: policy versus evidence.
authors.affiliation: Cochrane Vaccines Field, Anguillara Sabazia, Roma 00061, Italy. jefferson.tom@gmail.com
authors.forename: Tom
authors.initials: T
authors.lastname: Jefferson
mesh_terms: D000328:Adult; D000368:Aged; D002648:Child; D019317:Evidence-Based Medicine; D005260:Female; D006291:Health Policy; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000517:prevention & control*; D008297:Male; D018579:Patient Selection; D016032:Randomized Controlled Trials as Topic; D014611:Vaccination
chemical_list: D007252:Influenza Vaccines