1. World Health Organization (WHO): Human infection with influenza A(H7N9) virus in China - update. 2013, Geneva, Switzerland: WHO, (Available from: [
http://www.who.int/csr/don/2013_04_09/en/index.html
]) (last accessed on: 18 April 2013).
2. Butler D: Novel bird flu kills two in China. Nature. 2013, 10.1038/nature.2013.12728. (Available from:[
http://www.nature.com/news/novel-bird-flu-kills-two-in-china-1.12728
])(last accessed on: 18 April 2013).
3. Uyeki TM, Cox NJ: Global Concerns Regarding Novel Influenza A (H7N9) Virus Infections. N Engl J Med. 2013, 10.1056/NEJMp1304661. in press
4. World Health Organization (WHO): Background and summary of human infection with influenza A(H7N9) virus– as of 5 April 2013. 2013, (Available from:[
http://www.who.int/influenza/human_animal_interface/update_20130405/en/index.html
])(last accessed on: 18 April 2013).
5. Anonymous: Quails test positive for H7N9. Xinhua News. 2013, (available from:[
http://news.xinhuanet.com/english/video/2013-04/06/c_132288183.htm
])(Last accessed on: 18 April 2013).