Mortality due to pandemic (H1N1) 2009 influenza in England: a comparison of the first and second waves

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Clinical Aspects of Pandemic 2009 Influenza A (H1N1) Virus Infection

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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

Hospitalized Patients with 2009 H1N1 Influenza in the United States, April–June 2009

(2009) Seema Jain et al.   NEW ENGLAND JOURNAL OF MEDICINE

Emergence of a Novel Swine-Origin Influenza A (H1N1) Virus in Humans

(2009)   NEW ENGLAND JOURNAL OF MEDICINE

Pandemic Potential of a Strain of Influenza A (H1N1): Early Findings

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Collection of routine national seasonal influenza vaccine coverage data from GP practices in England using a web-based collection system

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