title: Reply to 'Arsenic patent keeps drug for rare cancer out of reach for many'.
authors.forename: Raymond P
authors.initials: RP
authors.lastname: Warrell
mesh_terms: D000328:Adult; D000818:Animals; D000970:Antineoplastic Agents / Q000191:economics / Q000592:standards / Q000627:therapeutic use*; D000077237:Arsenic Trioxide; D001152:Arsenicals / Q000191:economics / Q000592:standards / Q000627:therapeutic use*; D002681:China; D006801:Humans; D015473:Leukemia, Promyelocytic, Acute / Q000188:drug therapy*; D010087:Oxides / Q000191:economics / Q000592:standards / Q000627:therapeutic use*; D010330:Patents as Topic; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D000970:Antineoplastic Agents; D001152:Arsenicals; D010087:Oxides; D000077237:Arsenic Trioxide