title: Issues in clinical trial design. II: Selection of end point measures.
authors.affiliation: Department of Neurology, University of Utah, Salt Lake City 84132, USA.
authors.forename: M B
authors.initials: MB
authors.lastname: Bromberg
authors.forename: B R
authors.initials: BR
authors.lastname: Brooks
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000503:physiopathology*; D002986:Clinical Trials as Topic; D006801:Humans; D012107:Research Design