title: Comment on Ndifon et al., "On the use of hemagglutination-inhibition for influenza surveillance: Surveillance data are predictive of influenza vaccine effectiveness".
authors.forename: Keyao
authors.initials: K
authors.lastname: Pan
authors.forename: Michael W
authors.initials: MW
authors.lastname: Deem
mesh_terms: D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007252:Influenza Vaccines / Q000276:immunology*; D007251:Influenza, Human / Q000453:epidemiology / Q000517:prevention & control*
chemical_list: D007252:Influenza Vaccines