SONN, U; SVENSSON, E. Measures of individual and group changes in ordered categorical data: application to the ADL staircase. Journal of Rehabilitation Medicine, [S. l.], v. 29, n. 4, p. 233–242, 1997. DOI: 10.2340/165019771997233242. Disponível em: https://medicaljournalssweden.se/jrm/article/view/41889. Acesso em: 20 may. 2026.