Abnormal CSF amyloid-β42 and tau levels in hip fracture patients without dementia. oleh Esther S Oh, Kaj Blennow, George E Bigelow, Sharon K Inouye, Edward R Marcantonio, Karin J Neufeld, Paul B Rosenberg, Juan C Troncoso, Nae-Yuh Wang, Henrik Zetterberg, Frederick E Sieber, Constantine G Lyketsos