Detection of Influenza A virus subtype H1N1 using polymerase chain reaction technique

Centers for Disease Control and Prevention: Interim Guidance on Specimen Collection, Processing, and Testing for Patients with Suspected Swine-Origin Influenza A (H1N1) Virus Infection. Centers for Disease Control and Prevention. Atlanta, GA. 2009. Available from URL: http://www.cdc.gov/swineflu/specimencollection.htm. As accessed 2009-04-29.