The Risk of Parkinson's Disease with Exposure to Pesticides, Farming, Well Water, and Rural Living
Neurol 50:1346-1350, Gorell,J.M.,et al, 1998
Self-Reported Exposure to Neurotoxic Chemical Combinations in the Gulf War:A Cross-Sectional Epidemiologic Study
JAMA 227:231-237, 2591997., Haley,R.W.&Kurt,T.L., 1997