Effects of Vitamin B12 on the Body's Internal Clock

This study has been completed.
Sponsor:
Collaborator:
Information provided by:
Brigham and Women's Hospital
ClinicalTrials.gov Identifier:
NCT00120484
First received: July 13, 2005
Last updated: January 12, 2010
Last verified: January 2010
No Study Results Posted on ClinicalTrials.gov for this Study
  Study Status: This study has been completed.
  Study Completion Date: January 2008
  Primary Completion Date: December 2007 (Final data collection date for primary outcome measure)