?url_ver=Z39.88-2004&rft_id=doi%3A10.1001%2Fjama.286.17.2120&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Silverman%2C+Daniel+H.+S.&rft.aulast=Silverman&rft.aufirst=Daniel+H.+S.&rft.title=Journal+of+the+American+Medical+Association&rft.issue=17&rft.volume=286&rft.date=2001&rft.atitle=Positron+Emission+Tomography+in+Evaluation+of+Dementia&rft.pages=2120&rft.issn=0098-7484&rft.genre=article