title: Billion-dollar orphans: prescription for trouble.
authors.forename: A
authors.initials: A
authors.lastname: Gibbons
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000188:drug therapy* / Q000191:economics; D000243:Adenosine Deaminase / Q000600:supply & distribution*; D004345:Drug Industry / Q000191:economics*; D006801:Humans; D007880:Legislation, Drug; D009700:Nucleoside Deaminases / Q000600:supply & distribution*; D009965:Orphan Drug Production / Q000191:economics*; D014481:United States
chemical_list: D009700:Nucleoside Deaminases; D000243:Adenosine Deaminase; C051409:pegademase bovine