Reisberg, B., Ferris, S.H., de Leon, M.J., Franssen, E.S.E., Kluger, A., Mir, P., et al. (1988) Stage-specific behavioral cognitive and in vivo changes in community residing subjects with age-associated memory impairment and primary degenerative dementia of the Alzheimer’s type. Drug Development Research, 15, 101-114.