title: [Ideal of multicenter clinical trials--the scientific and ethical aspects--clinical trials on nervous system disease].
authors.forename: S
authors.initials: S
authors.lastname: Hirai
mesh_terms: D002986:Clinical Trials as Topic; D004989:Ethics; D006801:Humans; D007258:Informed Consent; D015337:Multicenter Studies as Topic; D009422:Nervous System Diseases / Q000188:drug therapy*; D012586:Science