| American Society for Tropical Medicine and Hygiene - http://www.astmh.org/ Purpose includes the prevention and control of tropical diseases through research and education. |
| Malaria Foundation - http://www.malaria.org/ Mission is to facilitate the development and implementation of solutions to the health, economic and social problems caused by malaria. |
| Royal Society of Tropical Medicine and Hygiene - http://www.rstmh.org/ London-based organization promoting the study, control and prevention of tropical diseases. |
| Swiss Tropical Institute - http://www.sti.ch/ Mission is contribute to the improvement of the health of populations internationally through research, services and teaching and training. Site available in English, Deutsch, or Fran?ais. |
| The Hospital for Tropical Diseases : Travel Health - http://thehtd.org The department of travel medicine provides up to date information on vaccines and how to avoid nasty things like malaria and travelers diarrhea. (London) |
| The Traveling Physician - Arthur Dover MD - http://www.arthurdovermd.com Travel health consultations, immunizations, malaria prevention, and yellow fever vaccines performed in your Santa Cruz, San Jose or Monterey area home or business. |
| Tropical-Medicine.net - http://www.tropical-medicine.net Information about diseases of the tropics including bacterial, viral and parasitic causes, treatments, and outcomes. Part of the ALtruis Biomedical Network. |