Wright, A D The history of opium. [electronic resource] - Medical & biological illustration Jan 1968 - 62-70 p. digital Publication Type: Historical Article; Journal Article ISSN: 0025-6978 Subjects--Topical Terms: History, 15th CenturyHistory, 16th CenturyHistory, 17th CenturyHistory, 18th CenturyHistory, 19th CenturyHistory, AncientHistory, MedievalHistory, Modern 1601-HumansOpium--historySubstance-Related Disorders--history