Horby, P, et al.
The epidemiology of interpandemic and pandemic influenza in Vietnam, 2007–2010: the Ha Nam household cohort study I. American Journal of Epidemiology
2012; 175: 1062–1074.
Hayward, AC, et al.
Comparative community burden and severity of seasonal and pandemic influenza: results of the Flu Watch cohort study. Lancet Respiratory Medicine
2014; 2: 445–454.
Kelly, H, et al.
The age-specific cumulative incidence of infection with pandemic influenza H1N1 2009 was similar in various countries prior to vaccination. PLoS ONE
2011; 6: e21828.
Van Kerkhove, MD, et al.
Epidemiologic and virologic assessment of the 2009 influenza A (H1N1) pandemic on selected temperate countries in the Southern Hemisphere: Argentina, Australia, Chile, New Zealand and South Africa. Influenza and Other Respiratory Viruses
2011; 5: e487–498.
Lee, VJ, et al.
Comparability of different methods for estimating influenza infection rates over a single epidemic wave. American Journal of Epidemiology
2011; 174: 468–478.
Ohmit, SE, et al.
Influenza hemagglutination-inhibition antibody titer as a correlate of vaccine-induced protection. Journal of Infectious Diseases
2011; 204: 1879–1885.
Katz, JM, Hancock, K, Xu, X. Serologic assays for influenza surveillance, diagnosis and vaccine evaluation. Expert Review of Anti-infective Therapy
2011; 9: 669–683.
Yin-Murphy, M. An outbreak of ’Hong Kong ‘flu’ in Singapore. II. Virological and serological report. Singapore Medical Journal
1970; 11: 33–37.
Cowling, BJ, et al.
Facemasks and hand hygiene to prevent influenza transmission in households: a randomized trial. Annals of Internal Medicine
2009; 151: 437–446.
Cowling, BJ, et al.
Comparative epidemiology of pandemic and seasonal influenza A in households. New England Journal of Medicine
2010; 362: 2175–2184.
Tsang, TK, et al.
Association between antibody titers and protection against influenza virus infection within households. Journal of Infectious Diseases
2014; 210: 684–692.
Lennette, EH, Lennette, DA, Lennette, ET. Diagnostic Procedures for Viral, Rickettsial, and Chlamydial Infections, 7th edn.
Washington, DC: American Public Health Association, 1999.
Freeman, G, et al.
Multivariate analysis of factors affecting the immunogenicity of trivalent inactivated influenza vaccine in school-age children. Epidemiology and Infection
2015; 143: 540–549.
Gelman, A, Rubin, DB. Inference from iterative simulation using multiple sequences. Statistical Science
1992; 7: 457–472.
Miller, E, et al.
Incidence of 2009 pandemic influenza A H1N1 infection in England: a cross-sectional serological study. Lancet
2010; 375: 1100–1108.
Veguilla, V, et al.
Sensitivity and specificity of serologic assays for detection of human infection with 2009 pandemic H1N1 virus in U.S. populations. Journal of Clinical Microbiology
2011; 49: 2210–2215.
Petrie, JG, et al.
Efficacy studies of influenza vaccines: effect of end points used and characteristics of vaccine failures. Journal of Infectious Diseases
2011; 203: 1309–1315.
Hancock, K, et al.
Cross-reactive antibody responses to the 2009 pandemic H1N1 influenza virus. New England Journal of Medicine
2009; 361: 1945–1952.
Cowling, BJ, et al.
Protective efficacy against pandemic influenza of seasonal influenza vaccination in children in Hong Kong: a randomized controlled trial. Clinical Infectious Diseases
2012; 55: 695–702.
Jefferson, T, et al.
Oseltamivir for influenza in adults and children: systematic review of clinical study reports and summary of regulatory comments. British Medical Journal
2014; 348: g2545.
Hung, IF, et al.
Effect of clinical and virological parameters on the level of neutralizing antibody against pandemic influenza A virus H1N1 2009. Clinical Infectious Diseases
2010; 51: 274–279.
Esposito, S, D et al.
Antibody response of healthy children to pandemic A/H1N1/2009 influenza virus. Virology Journal
2011; 8: 563.
Chen, MI, et al.
Serological response in RT-PCR confirmed H1N1–2009 influenza a by hemagglutination inhibition and virus neutralization assays: an observational study. PLoS ONE
2010; 5: e12474.
Mak, GC, et al.
Sero-immunity and serologic response to pandemic influenza A (H1N1) 2009 virus in Hong Kong. Journal of Medical Virology
2010; 82: 1809–1815.
Tang, JW, et al.
Cross-reactive antibodies to pandemic (H1N1) 2009 virus, Singapore. Emerging Infectious Diseases
2010; 16: 874–876.
Perera, RA, et al.
Seroconversion to pandemic (H1N1) 2009 virus and cross-reactive immunity to other swine influenza viruses. Emerging Infectious Diseases
2011; 17: 1897–1899.
Baz, M, et al.
Seroconversion to seasonal influenza viruses after A(H1N1)pdm09 virus infection, Quebec, Canada. Emerging Infectious Diseases
2012; 18: 1132–1134.
Cauchemez, S, et al.
Influenza infection rates, measurement errors and the interpretation of paired serology. PLoS Pathogens
2012; 8: e1003061.
Wu, JT, et al.
Inferring influenza infection attack rate from seroprevalence data. PLoS Pathogens
2014; 10: e1004054.
Koopmans, M, et al.
Profiling of humoral immune responses to influenza viruses by using protein microarray. Clinical Microbiology and Infection
2012; 18: 797–807.
Huijskens, EG, et al.
Profiling of humoral response to influenza A(H1N1)pdm09 infection and vaccination measured by a protein microarray in persons with and without history of seasonal vaccination. PLoS ONE
2013; 8: e54890.
te Beest, D, et al.
Discrimination of influenza infection (A/2009 H1N1) from prior exposure by antibody protein microarray analysis. PLoS ONE
2014; 9: e113021.
Hsu, JP, et al.
Rate of decline of antibody titers to pandemic influenza A (H1N1–2009) by hemagglutination inhibition and virus microneutralization assays in a cohort of seroconverting adults in Singapore. BMC Infectious Diseases
2014; 14: 414.
Grilli, EA, Davies, JR, Smith, AJ. Infection with influenza A H1N1. 1. Production and persistence of antibody. Journal of Hygiene
1986; 96: 335–343.