title: [Clinical trials--easier said than done].
mesh_terms: D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D006801:Humans; D010349:Patient Compliance; D010358:Patient Participation; D010919:Placebos; D006113:United Kingdom
chemical_list: D010919:Placebos
vernacular_title: Klinische Prüfungen - leichter gesagt als getan.