CDC Travelers' Health - www.cdc.gov/travel.com.  This site includes information on outbreaks, specific diseases, recommended vaccinations, as well as general information about travelling with children and pets.

Travel Health Online - www.tripprep.com.  This site answers questions about immunizations and disease risks by specific country.

International Society of Travel Medicine - www.istm.org.  An organization of professionals dedicated to the advancement of the specialty of travel.

Travel Doctor - www.traveldoctor.co.uk.  Provides tips for travellers, many information pages, disease and immunization information, insect and animal bites, exposure, and information regarding many vacation-specific health issues.

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