Neocortical concentrations of neuropeptides in senile dementia of the Alzheimer and Lewy body type: Comparison with Parkinson's disease and severity correlations. - Leake,A.; Perry,E.K.; Perry,R.H.; Jabeen,S.; Fairbairn,A.F.; McKeith,I.G.; Ferrier,I.N. (Biol Psychiatry, 1991)