Association Between Seasonal Influenza Vaccination in 2008–2009 and Pandemic Influenza A (H1N1) 2009 Infection Among School Students From Kobe, Japan, April–June 2009

Mechanism for Seasonal Vaccine Effect on Pandemic H1N1 Risk Remains Uncertain

(2011) D. M. Skowronski et al.   CLINICAL INFECTIOUS DISEASES

Protective Efficacy of Seasonal Influenza Vaccination against Seasonal and Pandemic Influenza Virus Infection during 2009 in Hong Kong

(2010) Benjamin J. Cowling et al.   CLINICAL INFECTIOUS DISEASES

Association between the 2008–09 Seasonal Influenza Vaccine and Pandemic H1N1 Illness during Spring–Summer 2009: Four Observational Studies from Canada

(2010) Danuta M. Skowronski et al.   PLOS MEDICINE

Clinical Features of the Initial Cases of 2009 Pandemic Influenza A (H1N1) Virus Infection in China

(2009) Bin Cao et al.   NEW ENGLAND JOURNAL OF MEDICINE

Cross-Reactive Antibody Responses to the 2009 Pandemic H1N1 Influenza Virus

(2009) Kathy Hancock et al.   NEW ENGLAND JOURNAL OF MEDICINE

Antigenic and Genetic Characteristics of Swine-Origin 2009 A(H1N1) Influenza Viruses Circulating in Humans

(2009) R. J. Garten et al.   SCIENCE