title: [Normal pressure hydrocephalus. The state of the concept in 1991].
authors.forename: J
authors.initials: J
authors.lastname: Chazal
authors.forename: J J
authors.initials: JJ
authors.lastname: Lemaire
authors.forename: P
authors.initials: P
authors.lastname: Bret
mesh_terms: D006801:Humans; D006850:Hydrocephalus, Normal Pressure / Q000175:diagnosis / Q000209:etiology
vernacular_title: Hydrocéphalie à pression normale. Où en est ce concept en 1991?