?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Yesufu-Udechuku%2C+A&rft.aufirst=A&rft.aulast=Yesufu-Udechuku&rft.date=1+April+2015&rft.atitle=Interventions+to+improve+the+experience+of+caring+for+people+with+severe+mental+illness%3A+systematic+review+and+meta-analysis&rft.volume=206&rft.title=The+British+Journal+of+Psychiatry&rft.issn=0007-1250&rft.pages=268-274&rft.issue=4&rft.genre=article