title: Further limits on labels for cognitive impairment:  can we diagnose what we don't know?
authors.forename: Peter J
authors.initials: PJ
authors.lastname: Whitehouse
authors.forename: Daniel
authors.initials: D
authors.lastname: George
mesh_terms: D003072:Cognition Disorders / Q000175:diagnosis*; D039721:Diagnostic and Statistical Manual of Mental Disorders; D006801:Humans