New England Journal of Medicine
Volume 362 — May 6, 2010 — Number 18
http://content.nejm.org/current.shtml

Review Article [Free Full-text]
Medical Progress: Clinical Aspects of Pandemic 2009 Influenza A (H1N1) Virus Infection
Writing Committee of the WHO Consultation on Clinical Aspects of Pandemic (H1N1) 2009 Influenza