title: Influenza case definitions - optimising sensitivity and specificity.
authors.affiliation: European Centre for Disease Prevention and Control (ECDC), Stockholm, Sweden.
authors.forename: P
authors.initials: P
authors.lastname: Penttinen
authors.forename: R
authors.initials: R
authors.lastname: Pebody
mesh_terms: D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage / Q000191:economics; D007251:Influenza, Human / Q000175:diagnosis* / Q000453:epidemiology / Q000517:prevention & control*; D012141:Respiratory Tract Infections / Q000175:diagnosis / Q000453:epidemiology / Q000517:prevention & control; D012680:Sensitivity and Specificity
chemical_list: D007252:Influenza Vaccines