United States

Pennsylvania

Name of AuthorInstitutional Affiliation
Balasubramaniam RDepartment of Oral Medicine, University of Pennsylvania, School of Dental Medicine, Philadelphia, PA 19104, USA. rbalasub@dental.upenn.edu
Klasser GDDepartment of Oral Medicine, University of Pennsylvania, School of Dental Medicine, Philadelphia, PA 19104, USA.
Levin MDrexel University College of Medicine, Department of Neurology, 245 North 15th Street, Room 7102, New College Building, Philadelphia, PA 19102, USA.
Peterlin BLDrexel University College of Medicine, Department of Neurology, 245 North 15th Street, Room 7102, New College Building, Philadelphia, PA 19102, USA. bleep7777@yahoo.com
Silberstein, S DJefferson Headache Center, Department of Neurology, Thomas Jefferson University, Philadelphia, PA 19107, USA.
Siow, H CJefferson Headache Center, Department of Neurology Thomas Jefferson University Hospital, Philadelphia, Pennsylvania 19107, USA. charles.siow@mail.tju.edu