[1] Univ Gothenburg, Sahlgrenska Acad, Inst Neurosci & Physiol, Dept Clin Neurosci, Gothenburg, Sweden
[2] Univ Gothenburg, Sahlgrenska Acad, Lab Clin Immunol, Gothenburg, Sweden
[3] Univ Gothenburg, Sahlgrenska Acad, Dept Psychiat & Neurochem, Inst Neurosci & Physiol, Molndal, Sweden
[4] UCL Inst Neurol, Dept Neurodegenerat Dis, London, England
[5] UCL, UK Dementia Res Inst, London, England
[6] Sahlgrens Univ Hosp, Clin Neurochem Lab, Molndal, Sweden