title: Upjohn involvment with the prostaglandins: a brief history.
mesh_terms: D004345:Drug Industry / Q000266:history*; D049673:History, 20th Century; D011453:Prostaglandins / Q000138:chemical synthesis / Q000266:history*; D012106:Research; D014481:United States
chemical_list: D011453:Prostaglandins