?url_ver=Z39.88-2004&rft_id=10.1017%2Fthg.2013.63&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Stuart%2C+Shani&rft.aulast=Stuart&rft.aufirst=Shani&rft.volume=16&rft.atitle=Genetic+variation+in+cytokine-related+genes+and+migraine+susceptibility&rft.date=2013&rft.issue=6&rft.title=Twin+Research+and+Human+Genetics&rft.issn=1839-2628&rft.genre=article