L. Paljärvi

Slowing of electroencephalogram and choline acetyltransferase activity in post mortem frontal cortex in definite Alzheimer's disease

H. Soininen, H. Soininen, E. Helkala, 1992, Neuroscience.

Cholinergic deficit in Alzheimer's disease: A study based on CSF and autopsy data

H. Soininen, H. Soininen, M. Laakso, 1988, Neurochemical Research.