title: [Letter: Herbicides].
mesh_terms: D015084:2,4-Dichlorophenoxyacetic Acid / Q000494:pharmacology; D000640:Amitrole / Q000494:pharmacology; D006540:Herbicides / Q000494:pharmacology* / Q000506:poisoning; D006801:Humans; D010269:Paraquat / Q000494:pharmacology
chemical_list: D006540:Herbicides; D015084:2,4-Dichlorophenoxyacetic Acid; D010269:Paraquat; D000640:Amitrole
vernacular_title: Herbizide