?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=A&rft.aulast=Barritt&rft.au=Barritt%2C+A&rft.pages=23-28&rft.atitle=Rapid+diagnosis+vital+in+thunderclap+headache&rft.title=Practitioner&rft.issue=1792&rft.volume=260&rft.date=April+2016&rft.issn=0032-6518&rft.genre=article