[1] Inst Guttmann, Hosp Neurorehabil, Inst Univ Neurorehabil Adscrit UAB, Dept Res & Innovat, Cami Can Ruti s-n, Badalona 08916, Barcelona, Spain
[2] Univ Autonoma Barcelona, Bellaterra, Spain
[3] Fundacio Inst Invest Ciencies Salut Germans Trias, Badalona, Spain
[4] Linkoping Univ, Dept Biomed Engn, Linkoping, Sweden
[5] Linkoping Univ, Ctr Med Image Sci & Visualizat CMIV, Linkoping, Sweden
[6] Orebro Univ, Fac Med & Hlth, Sch Med Sci, Orebro, Sweden