AKAQ - Risberg,J.; Passant,U.; Warkentin,S.; Gustafson,L. - Regional cerebral blood flow in frontal lobe dementia of non-Alzheimer type - Dementia 1993 May-Aug; 4(3-4): 186-7
AKAR - Risberg,J. - Frontal lobe degeneration of non-Alzheimer type. III. Regional cerebral blood flow. - Archives of Gerontology and Geriatrics 1987 Sep; 6(3): 225-33