1. CHP: Daily Update of Influenza Situation,
http://www.info.gov.hk/healthzone/chp/Flu_dailyupdate_14_3_08_final_en.pdf
(Accessed on March 14, 2008)
2. Parry, J.: Hong Kong closes all primary schools in flu outbreak. British Medical Journal 336, 632 (2008)
3. BBC: HK schools close amid flu fears,
http://news.bbc.co.uk/2/hi/asia-pacific/7291169.stm
(Accessed on March 14, 2008)
4. FOX News: Hong Kong Orders 560,000 Kids to Stay Home for Two Weeks Amid Flu Outbreak,
http://www.foxnews.com/story/0,2933,337169,00.html
(Accessed on May 5, 2008)
5. TIME: The Hong Kong Flu Scare of 2008,
http://www.time.com/time/health/article/0,8599,1722633,00.html
(Accessed on May 5, 2008)