title: Performance changes in University College Hospital/Royal National Institute for the Deaf single-channel cochlear implant users upgraded to the Nucleus 22-channel cochlear implant system.
authors.affiliation: University College London Hospitals Trust Cochlear Implant Programme, Middlesex Hospital, England.
authors.forename: J A
authors.initials: JA
authors.lastname: Eyles
authors.forename: W L
authors.initials: WL
authors.lastname: Aleksy
authors.forename: P J
authors.initials: PJ
authors.lastname: Boyle
mesh_terms: D000328:Adult; D000368:Aged; D003054:Cochlear Implants; D003638:Deafness / Q000503:physiopathology / Q000534:rehabilitation; D006801:Humans; D008085:Lipreading; D008875:Middle Aged; D013067:Speech Perception