title: Letter: Dieldrin and sheep scab.
mesh_terms: D000818:Animals; D004026:Dieldrin / Q000627:therapeutic use*; D008924:Mite Infestations / Q000188:drug therapy / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000188:drug therapy*
chemical_list: D004026:Dieldrin