New England Journal of Medicine, Eurosurveillance, MMWR ...

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

V. Shinde and Others. Triple-Reassortant Swine Influenza A (H1) in Humans in the United States, 2005–2009.

L.R. Baden and Others. H1N1 Influenza A Disease — Information for Health Professionals.

R.B. Belshe (Editorial). Implications of the Emergence of a Novel H1 Influenza Virus.

J.S. Brownstein and Others. Perspective Digital Disease Detection — Harnessing the Web for Public Health Surveillance.

J.S. Brownstein and Others. PerspectiveInfluenza A (H1N1) Virus, 2009 — Online Monitoring.

M.A. Miller and Others. The Signature Features of Influenza Pandemics — Implications for Policy.

CDC MMWR. Update: Novel Influenza A (H1N1) Virus Infections. Worldwide, May 6, 2009.

ECDC Technical Emergency Team. Initial epidemiological findings in the European Union following the declaration of pandemic alert level 5 due to influenza A (H1N1).

ECDC Technical Emergency Team. First sequence-confirmed case of infection with the new influenza A(H1N1) strain in Germany.

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