title: Predictors of health-related quality of life in people with amyotrophic lateral sclerosis: Methodological issues.
authors.affiliation: Department of Epidemiology, Bam University of Medical Sciences, Bam, Iran.
authors.forename: Ahad
authors.initials: A
authors.lastname: Ashrafi-Asgarabad
authors.affiliation: Department of Epidemiology, School of Public Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
authors.forename: Erfan
authors.initials: E
authors.lastname: Ayubi
authors.affiliation: Managerial Epidemiology Research Center, Department of Public Health, School of Nursing and Midwifery, Maragheh University of Medical Sciences, Maragheh, Iran; Department of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran. Electronic address: saeidsafiri@gmail.com.
authors.forename: Saeid
authors.initials: S
authors.lastname: Safiri
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000150:complications / Q000523:psychology*; D005221:Fatigue / Q000209:etiology; D006801:Humans; D019964:Mood Disorders / Q000209:etiology*; D011788:Quality of Life / Q000523:psychology*
keywords: Coping; Fatigue; Health-related quality of life; Mechanical ventilation; Methodology; Mood