We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleComorbidity of Headache and Gastrointestinal Complaints. The Head-HUNT StudyAuthorsAamodt, AH; Stovner, LJ; Hagen, K; Zwart, J-APublicationCephalalgia, 2008, Vol 28, Issue 2, p144ISSN0333-1024Publication typearticleDOI10.1111/j.1468-2982.2007.01486.x