?url_ver=Z39.88-2004&rft_id=doi%3A10.1016%2FS0361-9230(99)00219-1&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Furey&rft.aufirst=Maura+L.&rft.au=Furey%2C+Maura+L.&rft.issn=0361-9230&rft.date=2000&rft.atitle=Cholinergic+enhancement+improves+performance+on+working+memory+by+modulating+the+functional+activity+in+distinct+brain+regions%3A+a+positron+emission+tomography+regional+cerebral+blood+flow+study+in+healthy+humans&rft.title=Brain+Research+Bulletin&rft.issue=3&rft.pages=213-218&rft.volume=51&rft.genre=article