1,550
Participants
Start Date
April 30, 2007
Primary Completion Date
February 28, 2013
Study Completion Date
February 28, 2014
Duke Clinical Research Institute, Durham
Cincinnati Children's Hospital Medical Center, Cincinnati
University of Chicago School of Medicine, Chicago
University of Colorado Health Sciences Center, Denver
Danbury Hospital, Danbury
Yale University School of Medicine, New Haven
London Health Sciences Centre, London
Montreal Children's Hospital at McGill University Health Centre, Montreal
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Yale University
OTHER