title: Comments on "Measures of individual and group changes in ordered categorical data".
authors.forename: H G
authors.initials: HG
authors.lastname: Dickson
authors.forename: F
authors.initials: F
authors.lastname: Köhler
mesh_terms: D000203:Activities of Daily Living; D000368:Aged; D015577:Geriatric Assessment / Q000706:statistics & numerical data*; D006801:Humans; D018709:Statistics, Nonparametric