- American Society of Tropical Medicine and Hygiene
- CDC: Travellers Health
- Vessel Sanitation Program
- International Society of travel medicine
- Geosentinel
- Pan American Health Organisation
- Public Health Agency of Canada: Travel Medicine Program
- University of Maryland: Travel Medicine
- WHO: Disease Outbreak News
- WHO international Travel and Health Publication 2007 (PDF 2.9K)
- Chapters on Hepatitis A, B, and E in travel associated infection by the Travel and Migrant Health Section (a partner in the National Travel Health and Network Centre)