Now Available: Final Rule for FDAAA 801 and NIH Policy on Clinical Trial Reporting

Opting In vs Opting Out

This study has been completed.
Gilstrap, Larry C, M.D.
Information provided by (Responsible Party):
Susan Wootton, The University of Texas Health Science Center, Houston Identifier:
First received: October 27, 2010
Last updated: June 26, 2013
Last verified: June 2013
No Study Results Posted on for this Study
  Study Status: This study has been completed.
  Study Completion Date: August 2011
  Primary Completion Date: March 2011 (Final data collection date for primary outcome measure)