1. Malaria prophylaxis policy for travellers from Europe to the Indian Sub Continent
2. Bundesamt für Gesundheit BAG. Aenderung der Empfehlungen zum Malariaschutz für Reisende nach Südasien (Indien, Bangla Desh, Nepal). Bulletin No. 9. February 28,2005:138–139.
3. Bundesamt für Gesundheit BAG. Update zum Malariaschutz für Kurzzeitaufenthalter. Bulletin No. 11, March 12,2007. Available at:http://www.bag.admin.ch/dokumentation/publikationen/01435/04412/index.html? lang = de. (Accessed 2008 Nov 25)
4. Australian Government. Department of Health and Ageing. Communicable Diseases Intelligence, Volume 22. October 29,1998. Report of the Australian Malaria Register for 1992 and 1993. Available at:http://www.health.gov.au/internet/wcms/publishing.nsf/content/cda-pubs-cdi-1998-cdi2211-cdi2211a.htm. (Accessed 2008 Nov 25)
5. Centers for Disease Control and Prevention. Malaria surveillance—United States 1992–2005. MMWR Surveill Summ 44, 46, 48,50–56. Available at:http://www.cdc.gov/mmwr/sursumpv.html. (Accessed 2008 Nov 25)