title: FDA approve bark-derived drug.
authors.forename: A A
authors.initials: AA
authors.lastname: Barnett
mesh_terms: D000970:Antineoplastic Agents / Q000627:therapeutic use*; D002166:Camptothecin / Q000031:analogs & derivatives* / Q000627:therapeutic use; D017277:Drug Approval; D005260:Female; D006801:Humans; D010051:Ovarian Neoplasms / Q000188:drug therapy*; D019772:Topotecan; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D000970:Antineoplastic Agents; D019772:Topotecan; D002166:Camptothecin