?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Sheehan%2C+R&rft.aulast=Sheehan&rft.aufirst=R&rft.atitle=Reduction+or+discontinuation+of+antipsychotics+for+challenging+behaviour+in+adults+with+intellectual+disability%3A+a+systematic+review&rft.title=The+Lancet+Psychiatry&rft.issue=3&rft.volume=4&rft.date=March+2017&rft.issn=2215-0374&rft.pages=238-256&rft.genre=article