Title: NIOSH health survey of Velsicol pesticide workers
Subjects: Health Surveys, Insecticides, Poisoning, Toxicity, Nervous System Diseases, Chemically induced, Pesticides, Toxicology, Chemical workers, Health and hygiene, Industrial toxicology, Leptophos, Occupational Diseases, Organothiophosphorus Compounds, Velsicol Chemical Company