title: New A/H3N2 influenza variant: a small genetic evolution but a heavy burden on the Italian population during the 2004-2005 season.
authors.affiliation: CIRI-IV, Department of Health Sciences, University of Genoa, Genoa, Italy. filippo.ansaldi@unige.it
authors.forename: Filippo
authors.initials: F
authors.lastname: Ansaldi
authors.forename: Giancarlo
authors.initials: G
authors.lastname: Icardi
authors.forename: Roberto
authors.initials: R
authors.lastname: Gasparini
authors.forename: Cesare
authors.initials: C
authors.lastname: Campello
authors.forename: Simona
authors.initials: S
authors.lastname: Puzelli
authors.forename: Antonino
authors.initials: A
authors.lastname: Bella
authors.forename: Isabella
authors.initials: I
authors.lastname: Donatelli
authors.forename: Stefania
authors.initials: S
authors.lastname: Salmaso
authors.forename: Pietro
authors.initials: P
authors.lastname: Crovari
mesh_terms: D000293:Adolescent; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D019143:Evolution, Molecular; D014644:Genetic Variation; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D053122:Influenza A Virus, H3N2 Subtype; D009980:Influenza A virus / Q000145:classification* / Q000235:genetics*; D007251:Influenza, Human / Q000453:epidemiology* / Q000821:virology; D007558:Italy / Q000453:epidemiology; D012621:Seasons; D018571:Sentinel Surveillance