870
Participants
Start Date
October 31, 2005
Primary Completion Date
August 31, 2012
Study Completion Date
August 31, 2012
Mayo Clinic, Rochester
Lead Sponsor
National Institutes of Health (NIH)
NIH
Hennepin County Medical Center, Minneapolis
OTHER
University of Alabama at Birmingham
OTHER
University of Alberta
OTHER
University of Iowa
OTHER
Mayo Clinic
OTHER