?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Mentis%2C+Marc+J.&rft.aulast=Mentis&rft.aufirst=Marc+J.&rft.btitle=Neuroimage&rft.issn=1053-8119&rft.title=Effect+of+dementia+severity+on+the+functional+response+to+parametric+visual+stimulation+during+PET+in+Alzheimer+disease&rft.date=1997&rft.genre=proceeding