1. Anon, Assured Combinable Crops, Scheme Manual, Assured Combinable Crops, London, (24) pp (1997).
2. Organophosphates and the brain, in speakers abstracts from Organophosphates, Agriculture and the Environment Conference, 17-19 September 1997, Edinburgh (1997).
3. Organophosphates: The relationship between chronic and acute exposure effects
4. CLINICAL IMMUNOTOXICITY OF PESTICIDES
5. Anon, Statutory Instruments No 1985, The Pesticides (Maximum Residue Levels in Crops, food and feeding stuffs) Regulations 1994, HMSO, London, pp 18 (1994).