Link
Sostanze tossiche
Biological Incidents: Preparedness and Response (FDA)
Center for Disease Control (CDC), Prevention Guidelines
(by topic)
International Program on Chemical Safety (INTOX)
Medical Management Guidelines for Acute Chemical Exposures (ATSDR)
Organisation for the Prohibition of Chemical Weapons
Responding to the deliberate use of biological agents and chemicals as weapons (OMS)
Safety Links On The Net (Michigan State University)
TOXNET (Databases on toxicology, hazardous chemicals and related areas)
Area link