title: Peak expiratory flow time in amyotrophic lateral sclerosis.
authors.forename: George E
authors.initials: GE
authors.lastname: Tzelepis
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000503:physiopathology*; D006801:Humans; D010366:Peak Expiratory Flow Rate; D012129:Respiratory Function Tests / Q000379:methods