title: North East ALS Study Group.
authors.affiliation: Neurology Clinical Trial Unit, MGH, Boston, MA, USA.
authors.forename: Merit
authors.initials: M
authors.lastname: Cudkowicz
authors.forename: Jeremy
authors.initials: J
authors.lastname: Shefner
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000188:drug therapy / Q000503:physiopathology; D002986:Clinical Trials as Topic / Q000379:methods; D006801:Humans; D018482:Muscle, Skeletal / Q000503:physiopathology; D015203:Reproducibility of Results; D012189:Retrospective Studies; D018434:Sickness Impact Profile; D012955:Societies, Medical / Q000458:organization & administration*