title: Orphan products development and some methods for maximizing the usefulness of research on rare diseases.
mesh_terms: D004345:Drug Industry / Q000191:economics; D006801:Humans; D007880:Legislation, Drug; D009316:National Institutes of Health (U.S.); D009965:Orphan Drug Production / Q000191:economics; D012106:Research; D012109:Research Support as Topic; D014481:United States; D014486:United States Food and Drug Administration