[1] Umea Univ, Dept Radiat Sci, S-90187 Umea, Sweden
[2] Umea Univ, Umea Ctr Funct Brain Imaging UFBI, S-90187 Umea, Sweden
[3] Umea Univ, Dept Integrat Med Biol, S-90187 Umea, Sweden
[4] Univ Copenhagen, Hosp Hvidovre, Ctr Funct & Diagnost Imaging & Res, Danish Res Ctr Magnet Resonance DRCMR, Copenhagen, Denmark
[5] Univ Copenhagen, Hosp Bispebjerg, Inst Sports Med Copenhagen ISMC, Copenhagen, Denmark
[6] Lulea Univ Technol, Dept Human Work Sci, SE-97187 Lulea, Sweden
[7] Umea Univ, Dept Psychol, S-90187 Umea, Sweden
[8] Karolinska Inst, Div Psychol, Dept Clin Neurosci, S-17177 Stockholm, Sweden
[9] Karolinska Inst, Dept Med Epidemiol & Biostat, Stockholm, Sweden
[10] Umea Univ, Geriatr Med, Dept Community Med & Rehabil, Umea, Sweden
[11] Umea Univ, Wallenberg Ctr Mol Med WCMM, Umea, Sweden
[12] Umea Univ, USBE, Dept Stat, S-90187 Umea, Sweden
[13] Umea Univ, Dept Clin Sci, S-90187 Umea, Sweden
[14] Umea Univ, Dept Publ Hlth & Clin Med, S-90187 Umea, Sweden
[15] Umea Univ, Ctr Demog & Ageing Res CEDAR, S-90187 Umea, Sweden
[16] Lund Univ, Occupat & Environm Med, Environm Soc & Hlth, Lund, Sweden