title: Ultrasound in ALS: is it a sound method?
authors.affiliation: Physiology Unit, Faculty of Medicine - Instituto de Medicina Molecular, University of Lisbon, Lisbon, Portugal. Electronic address: mamedemg@mail.telepac.pt.
authors.forename: Mamede
authors.initials: M
authors.lastname: de Carvalho
mesh_terms: D005260:Female; D006801:Humans; D008297:Male