LINKS Videnskabelige selskaber Undersea and Hyperbaric Medical Society European Underwater and Baromedical Society South Pacific Underwater Medicine Society Wilderness Medical Society Aerospace Medical Association International Society of Travel Medicine ESAM (European Society of Aerospace Medicine) Sunhedsvurdering Shield Risk Consulting Komitéer og fonde European Diving Technology Committee Oxynet Rubicon Foundation Flyvemedicin Aeromedical guidelines Rejsemedicinske ressourcer Disability Travel and Recreation Resources Fit for travel Medical College of Wisconsin International Travelers Clinic British Airways – Health Services World Clock – Time Zones Rejseforsikring Gouda Rejseforsikring International health insurance – Danmark A/S TRYG rejseforsikring GoSafe Rejseforsikring Europæiske Rejseforsikring Offentlige myndigheder WHO CDC – Center for Disease Control and Prevention Statens Serum Institut Folkehelseinstituttet Norge Smittskyddsinsitutuet Sverige Udenrigsministeriets Rejsevejledninger U.S. Department of State International Travel Foreign & Commonwealth Office – U.K. CIA World Factbook