[1] Karolinska Inst, IMM, Stockholm, Sweden
[2] Umea Univ, Dept Epidemiol & Global Hlth, Umea, Sweden
[3] Univ Adelaide, Sch Psychol, Adelaide, Australia
[4] Uppsala Univ, Dept Stat, Uppsala, Sweden
[5] Stockholm Univ, Stress Res Inst, Stockholm, Sweden
[6] Lund Univ, Dept Clin Sci Malmo, Social Med & Global Hlth, Lund, Sweden
[7] Tampere Univ, Fac Social Sci, Tampere, Finland
[8] Karolinska Inst, Ctr Arbets & Miljomed, IMM, Solnavagen 4, S-11365 Stockholm, Sweden