> So in the case of > TCE or insecticides establishing a causal connection between those > chemicals and a specific disease is difficult and usually very tedious. In France a farm worker with young onset PD got it approved as an occupational disease.. All statistics show an increase of PD ( and some other neurological diseases) in rural areas. Could it be due to the healthy outdoor life? maryse ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn