title: ["Victoria surprised us"].
authors.forename: Klaus
authors.initials: K
authors.lastname: Wahle
authors.forename: Beate
authors.initials: B
authors.lastname: Schumacher
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D003430:Cross-Sectional Studies; D006801:Humans; D009981:Influenza B virus / Q000276:immunology / Q000472:pathogenicity*; D007252:Influenza Vaccines / Q000008:administration & dosage / Q000276:immunology; D007251:Influenza, Human / Q000453:epidemiology* / Q000276:immunology / Q000517:prevention & control / Q000821:virology*; D014774:Virulence; D055815:Young Adult
chemical_list: D007252:Influenza Vaccines