A single photon emission computerised tomography study of regional brain function in elderly patients with major depression and with Alzheimer-type dementia. - Curran,S.M.; Murray,C.M.; Beck,M van.; Dougall,N.; O'Carroll,R.E.; Austin,M.P.; Ebmeier,K.P.; Goodwin,G.M. (Br J Psychiatry, 1993)