[1. Peiris JS, Poon LL, Guan Y. Emergence of a novel swine-origin influenza A virus (S-OIV) H1N1 virus in humans. J. Clin. Virol. 2009; 45(3): 169–173.]Search in Google Scholar
[2. Vijaykrishna D, Poon LLM, Zhu HC, et al. Reassortment of pandemic H1N1/2009 Influenza A virus in swine. Science. 2010; 328 (5985), 1529.]Search in Google Scholar
[3. Petric M, Comanor L, Petti CA. Role of the labora tory in diagnosis of influenza during seasonal epide mics and potential pandemics. J Infect Dis. 2006; 1: 194 (Suppl 2): S98–110.10.1086/507554]Search in Google Scholar
[4. ESWI Practical Course Influenza, June 8–11, 2009, Department of Virology, Erasmus MC, Rotterdam.]Search in Google Scholar
[5. World Health Organization. CDC Protocol of real time RTPCR for swine influenza A (H1N1), version 2009. Available from http://www.who.int/csr/resources/publications/s.wine flu/CDCrealtimeRTPCR_SwineH1Assay-2009_20090430.pdf)]Search in Google Scholar
[6. Evolution of a pandemic: A(H1N1) 2009, April 2009-March 2010, WHO. Available from http://whqlibdoc.who.int/publications/2010/9789241 599924_eng.pdf.]Search in Google Scholar
[7. Blair PJ, Wierzba TF, Touch S, et al. Influenza epidemiology and characterization of influenza viru ses in patients seeking treatment for acute fever in Cambodia. Epidemiol. Infect. 2009; 138(2): 199–209.]Search in Google Scholar
[8. Kelly H, Grant K. Interim analysis of pandemic influenza (H1N1) 2009 in Australia: surveillance trends, age of infection and effectiveness of seasonal vaccination. Euro Surveill. 2009; 14(31) pii: 19288.10.2807/ese.14.31.19288-en]Search in Google Scholar
[9. Jamieson DJ, Honein MA, Rasmussen SA, et al. H1N1 2009 influenza virus infection during pregnan cy in the USA. Lancet. 2009; 374 (9688): 451–458.10.1016/S0140-6736(09)61304-0]Search in Google Scholar
[10. Wang R, Taubenberger JK. Methods for molecular surveillance of influenza. Expert Rev Anti Infect Ther. 2010; 8(5): 517–527.10.1586/eri.10.24]Search in Google Scholar
[11. Heikkinen T, Marttila J, Salmi AA, Ruuskanen O. Nasal Swab versus Nasopharyngeal Aspirate for Isolation of Respiratory Viruses. J Clin Microbiol. 2002; 40(11): 4337–4339.10.1128/JCM.40.11.4337-4339.2002]Search in Google Scholar
[12. Tumova B, and the European Scientific Working Group on Influenza. Survey on influenza laboratory diagnostic and surveillance methods in Europe. Eur J Epidemiol. 2000; 16: 217–222.10.1023/A:1007694403246]Search in Google Scholar
[13. Ellis JS, Fleming DM, Zambon MC. Multiplex reverse transcription-PCR for surveillance of influenza A and B viruses in England and Wales in 1995 and 1996. J Clin Microbiol. 1997; 35: 2076– 2082.10.1128/jcm.35.8.2076-2082.1997]Search in Google Scholar
[14. Schweiger B, Zadow I, Heckler R, et al. Application of a fluorogenic PCR assay for typing and subtyping of influenza viruses in respiratory samples. J Clin Microbiol. 2000; 38: 1552–1558.10.1128/JCM.38.4.1552-1558.2000]Search in Google Scholar
[15. Carman WF, Wallace LA, Walker J, et al. Rapid virological surveillance of community influenza in fection in general practice. BMJ. 2000; 321: 736–737.10.1136/bmj.321.7263.736]Search in Google Scholar
[16. Fransen K, Mortier D, Heyndrickx L, et al. Isolation of HIV-1 RNA from plasma: evaluation of seven different methods for extraction (part two). J Virol Methods. 1998; 76 (1–2): 153–157.10.1016/S0166-0934(98)00115-3]Search in Google Scholar
[17. Ma W, Oberst R, Li X, et al. Rapid detection of the pandemic 2009 H1N1 virus M gene by real-time and gel-based RT-PCR assays. Influenza and Other Respiratory Viruses. 2010; 4(6), 397–403.]Search in Google Scholar
[18. Dugan VG, Chen R, Spiro DJ, et al. The evolu tionary genetics and emergence of avian influenza viruses in wild birds. PLoS Pathog. 2008; 4(5): e1000076.10.1371/journal.ppat.1000076238707318516303]Search in Google Scholar
[19. Stockton J, Ellis JS, Saville M, et al. Multiplex PCR for typing and subtyping influenza and respiratory syncytial viruses. J Clin Microbiol. 1998; 36: 2990– 2995.10.1128/JCM.36.10.2990-2995.19981050999738055]Search in Google Scholar
[20. Di Trani L, Bedini B, Donatelli I, et al. A sensitive one-step real-time PCR for detection of avian influenza viruses using a MGB probe and an internal positive control. BMC Infect. Dis. 2006; 6: 87.]Search in Google Scholar
[21. Carr MJ, Gunson R, Maclean A, et al. Development of a real-time RT-PCR for the detection of swinelineage influenza A (H1N1) virus infections. J Clin Virol. 2009; 45(3): 196–199.10.1016/j.jcv.2009.06.001717300519540799]Search in Google Scholar
[22. Whiley DM, Bialasiewicz S, Bletchly C, et al. Detection of novel influenza A(H1N1) virus by real time RT-PCR. J Clin Virol. 2009; 45(3): 203–204.10.1016/j.jcv.2009.05.03219515611]Search in Google Scholar
[23. Herrmann B, Larsson C, Zweygberg BW. Simu ltaneous Detection and Typing of Influenza Viruses A and B by a Nested Reverse Transcription-PCR: Comparison to Virus Isolation and Antigen Detection by Immunofluorescence and Optical Immunoassay (FLU OIA). J Clin Microbiol. 2001; 39(1): 134–138.10.1128/JCM.39.1.134-138.20018769211136761]Search in Google Scholar
[24. Agrawal AS, Sarkar M, Chakrabarti S, et al. Compa rative evaluation of real-time PCR and conventional RT-PCR during a 2 year surveillance for influenza and respiratory syncytial virus among children with acute respiratory infections in Kolkata, India, reveals a distinct seasonality of infection. J Med Micro biology. 2009; 58: 1616–1622.10.1099/jmm.0.011304-019713363]Search in Google Scholar
[25. Özdemir M, Yavru S, Baysal B. Comparison of the Detection of Influenza A and B Viruses by Different Methods. J Inter Med Res. 2012; 40: 2401–2408.10.1177/03000605120400063923321198]Search in Google Scholar
[26. Van Elden LJ, Van Kraaij NM, Hendriksen K A, et al. Polymerase chain reaction is more sensitive than viral culture and antigen testing for the detection of respiratory viruses in adults with hematological can cer and pneumonia. Clin Infect Dis. 2002; 34: 177–183.10.1086/338238710991211740705]Search in Google Scholar