title: Issues in clinical trial design I: Use of natural history controls. An antagonist view.
authors.affiliation: Department of Neurology, Northwestern University, Chicago, IL 60611, USA.
authors.forename: R L
authors.initials: RL
authors.lastname: Sufit
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000503:physiopathology*; D002986:Clinical Trials as Topic; D006801:Humans; D012107:Research Design