Differential Diagnosis of Dememtia
BMJ 292:1416-1418, Mulley,G.P., 1986
Age-Associated Memory Impairment:A Role for Catecholamines
Neurol 40:526-530, McEntee,W.J.&Crook,T.H., 1990
Normal Ageing, Impaired Cognitive Function, & Senile Dementia of the Alzheimer's Type:A Continuum
Lancet 1:1265-1267, Brayne,C.&Calloway,P., 1988