[1] Malmo Univ, Lund Univ, Fac Med, Fac Odontol, Malmo, Sweden
[2] Umea Univ, Futurum Acad Hlth & Care, Dept Clin Sci, Reg Jonkoping Cty,Paediat, Umea, Sweden
[3] Univ Gothenburg, Sahlgrenska Univ Hosp, Inst Med, Dept Med,Sahlgrenska Acad, Gothenburg, Sweden
[4] Linkoping Univ, Dept Hlth Med & Caring Sci, S-58183 Linkoping, Sweden
[5] Uppsala Univ, Dept Med Sci, Uppsala, Sweden
[6] Orebro Univ, Fac Med & Hlth, Dept Anesthesiol & Intens Care, Orebro, Sweden
[7] Umea Univ, Dept Surg & Perioperat Sci Anesthesiol & Intens C, Umea, Sweden
[8] Univ Gothenburg, Sahlgrenska Univ Hosp, Dept Neurol, Inst Neurosci & Physiol.Dept Clin Neurosci,Sahlgr, Gothenburg, Sweden
[9] Karolinska Inst, Dept Neurobiol Care Sci & Soc, Stockholm, Sweden
[10] Karolinska Inst, Dept Med Epidemiol & Biostat, Dept Clin Sci Intervent & Technol, Stockholm, Sweden
[11] Lund Univ, Skane Univ Hosp Malmo, Clin & Mol Osteoporosis Res Unit, Dept Orthoped & Clin Sci, Malmo, Sweden
[12] Umea Univ, Dept Publ Hlth & Clin Med, Umea, Sweden
[13] Lund Univ, Skane Univ Hosp, Dept Clin Sci, Malmo, Sweden
[14] Orebro Univ, Fac Med & Hlth, Dept Pediat, Orebro, Sweden
[15] Lund Univ, Skane Univ Hosp, Div Translational Canc Res, Dept Lab Med, Lund, Sweden