PEDERSEN, SW; OBERG, B; INSULANDER, A; VRETMAN, M. Group training in parkinsonism: quantitative measurements of treatment. Journal of Rehabilitation Medicine, [S. l.], v. 22, n. 4, p. 207–211, 1989. DOI: 10.2340/165020091990207211. Disponível em: https://medicaljournalssweden.se/jrm/article/view/41675. Acesso em: 20 may. 2026.