New drugs: the tortuous road to approval.
D002986:Clinical Trials as Topic; D004363:Drug Utilization; D064420:Drug-Related Side Effects and Adverse Reactions; D008238:Lysergic Acid Diethylamide / Q000633:toxicity; D004364:Pharmaceutical Preparations; D014481:United States; D014486:United States Food and Drug Administration
D004364:Pharmaceutical Preparations; D008238:Lysergic Acid Diethylamide