Dashti-Khavidaki, Simin, et al. “Approach to Pandemic 2009 Influenza: First Report from a Main Referral Hospital for Pandemic H1N1 Influenza Care in Iran”. The Journal of Infection in Developing Countries, vol. 4, no. 10, June 2010, pp. 629-35, doi:10.3855/jidc.1195.