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Title
Phenotypic heterogeneity of amyotrophic lateral sclerosis: a population based study.
Authors
Chiò, Adriano; Calvo, Andrea; Moglia, Cristina; Mazzini, Letizia; Mora, Gabriele; PARALS study group
Abstract
Different amyotrophic lateral sclerosis (ALS) phenotypes have been recognised, marked by a varying involvement of spinal and bulbar upper and lower motor neurons. However, the differential characteristics of these phenotypes are still largely unknown.
Publication
Journal of neurology, neurosurgery, and psychiatry, 2011, Vol 82, Issue 7, p740