[1] Oslo Univ Hosp, Dept Phys Med & Rehabil, Oslo, Norway
[2] Univ Oslo, Inst Hlth & Soc, Res Ctr Habilitat & Rehabil Models & Serv CHARM, Oslo, Norway
[3] Univ Oslo, Inst Clin Med, Fac Med, Oslo, Norway
[4] Sunnaas Rehabil Hosp Trust, Dept Res, Nesoddtangen, Norway
[5] Univ Oslo, Dept Psychol, Oslo, Norway