Cerebrospinal fluid levels of biomarkers and activity of acetylcholinesterase (AChE) and butyrylcholinesterase in AD patients before and after treatment with different AChE inhibitors. - Parnetti,L.; Amici,S.; Lanari,A.; Romani,C.; Antognelli,C.; Andreasen,N.; Minthon,L.; Davidsson,P.; Pottel,H.; Blennow,K.; Gallai,V. (Neurol Sci, 2002)