title: What is it? Case 3, 1991: moaning in a man with parkinsonian signs.
authors.affiliation: Hospital de Clinicas Jose de San Martin, Buenos Aires, Argentina.
authors.forename: F
authors.initials: F
authors.lastname: Micheli
authors.forename: M
authors.initials: M
authors.lastname: Fernandez Pardal
authors.forename: R
authors.initials: R
authors.lastname: Giannaula
authors.forename: S
authors.initials: S
authors.lastname: Fahn
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D010302:Parkinson Disease, Secondary / Q000209:etiology*; D011595:Psychomotor Agitation / Q000150:complications* / Q000209:etiology; D014832:Voice Disorders / Q000209:etiology*