We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleNorthern Rx-posure: US, Canada clash on cross-border medication sales.AuthorsVoelker RPublicationJAMA, 2003, Vol 290, Issue 22, p2921ISSN1538-3598Publication typearticleDOI10.1001/jama.290.22.2921