title: Drug discovery-background and foreground.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003365:Costs and Cost Analysis; D004345:Drug Industry; D064420:Drug-Related Side Effects and Adverse Reactions; D006801:Humans; D004364:Pharmaceutical Preparations; D010600:Pharmacology; D012106:Research; D006113:United Kingdom; D014481:United States; D014486:United States Food and Drug Administration; D014495:Universities
chemical_list: D004364:Pharmaceutical Preparations