David Livingstone--as I see him now.
D000350:Africa, Central; D001902:Botswana; D005101:Expeditions / Q000266:history*; D005197:Famous Persons; D049672:History, 19th Century; D006801:Humans; D008288:Malaria / Q000188:drug therapy / Q000266:history; D011174:Portugal; D011803:Quinine / Q000266:history / Q000627:therapeutic use; D008921:Religious Missions / Q000266:history; D012606:Scotland; D006113:United Kingdom
D011803:Quinine