International Health Regulations (IHR) links

WHO - About IHR
The REACT project
WHO - Bulletin on IHR Implemention
CDC/WHO manual on "Infection control for viral haemorrhagic fevers"
Surveillance and Response / WHO
Vaccines / WHO
Weekly Epidemiological Record / WHO
National Institutes of Health (NIH)
Royal Society of tropical Medicine & Hygiene
Emerging Infectious Diseases Home Page
Euro Surveillance