title: [A brief history of opium] (Chi).
authors.forename: X
authors.initials: X
authors.lastname: Chen
mesh_terms: D049690:History, Ancient; D049692:History, Early Modern 1451-1600; D049691:History, Medieval; D049711:History, Modern 1601-; D009892:Opium / Q000266:history*
chemical_list: D009892:Opium