?url_ver=Z39.88-2004&rft_id=doi%3A10.1176%2Fappi.ajp.157.11.1772&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Pietrini&rft.aufirst=Pietro&rft.au=Pietrini%2C+Pietro&rft.issue=11&rft.pages=1772-1781&rft.volume=157&rft.date=2000&rft.title=American+Journal+of+Psychiatry&rft.atitle=Neural+correlates+of+imaginal+aggressive+behavior+assessed+by+positron+emission+tomography+in+healthy+subjects&rft.issn=0002-953X&rft.genre=article