title: Niche drugs aren't a cheap alternative to blockbusters.
authors.forename: W Ross
authors.initials: WR
authors.lastname: Tracey
mesh_terms: D002986:Clinical Trials as Topic; D004345:Drug Industry / Q000191:economics / Q000379:methods / Q000639:trends*; D006801:Humans; D018579:Patient Selection; D018401:Sample Size