1. Neurotoxicity -- National Institute of Neurological Disorders and Stroke
The NINDS supports research on disorders of the brain and nervous system such as neurotoxicity, aimed at learning more about these disorders and finding ways to prevent and treat them. Neurotoxicity occurs when the exposure to natural or manmade...
http://www.ninds.nih.gov/disorders/neurotoxicity/neurotoxicity.htm

2. International Neurotoxicology Association - Main Page
International Neurotoxicology Association - Main Page. Experimental and Clinical Neurotoxicology (First Edition). Venice, Italy, June 19-21 2006. Free Access to Spencer and Schaumburg's. Site Contact: crofton.kevin@epa.gov.
http://www.neurotoxicology.org/

3. Signs and Symptoms of Pesticide Poisoning, EC2505
There have been very few systemic poisonings of humans by pyrethroids. Examples of chronic poisoning effects may include: Dermal manifestations are usually more prominent than the intestinal tract effects which characterize acute poisoning:
http://ianrpubs.unl.edu/Pesticides/ec2505.htm