Buerger K, Alafuzoff I, Ewers M, Pirttilä T, Zinkowski R, Hampel H. No correlation between CSF tau protein phosphorylated at threonine 181 with neocortical neurofibrillary pathology in Alzheimer's disease. Brain. 2007 Oct;130(Pt 10):e82. doi: 10.1093/brain/awm140. PMID: 17615094.