title: Procerus sign in corticobasal degeneration.
authors.affiliation: Department of Neurology, Tokyo Metropolitan Neurological Hospital, Fuchu.
authors.forename: Yoko
authors.initials: Y
authors.lastname: Shibasaki Warabi
authors.forename: Masahiro
authors.initials: M
authors.lastname: Nagao
authors.forename: Mitsuaki
authors.initials: M
authors.lastname: Bandoh
authors.forename: Takemasa
authors.initials: T
authors.lastname: Kanda
authors.forename: Shunsaku
authors.initials: S
authors.lastname: Hirai
mesh_terms: D000368:Aged; D001927:Brain Diseases / Q000175:diagnosis* / Q000503:physiopathology; D005152:Facial Muscles / Q000503:physiopathology*; D019066:Facies; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D009460:Neurologic Examination / Q000379:methods