Development of thallium as a pesticide in the United States.
D049673:History, 20th Century; D010575:Pesticides / Q000266:history*; D012378:Rodenticides / Q000266:history*; D013793:Thallium / Q000266:history*; D014481:United States
D010575:Pesticides; D012378:Rodenticides; D013793:Thallium