title: Survival prediction in amyotrophic lateral sclerosis.
authors.forename: J R
authors.initials: JR
authors.lastname: Murphy
authors.forename: S P
authors.initials: SP
authors.lastname: Ringel
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000401:mortality*; D006801:Humans; D008136:Longevity; D011379:Prognosis; D016019:Survival Analysis