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Italy
Human Influenza
Influenza Vaccines
Adjuvants, Immunologic
Squalene
Antibodies, Viral
Polysorbates
Papillomavirus Vaccines
Infants
Young Adult
Newborn Infant
Influenza A virus
H1N1 Subtype Influenza A Virus
Influenza B virus
Vaccination
Seroepidemiologic Studies
Hemagglutination Inhibition Tests
Age Distribution
Incidence
Sentinel Surveillance
Co-Publications
30
25
22
21
20
17
14
8
7
6
5
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