111
Participants
Start Date
December 31, 2002
Primary Completion Date
May 31, 2007
Study Completion Date
September 30, 2007
Blood sampling
University of North Carolina--Chapel Hill, Chapel Hill
Kosair Children's Hospital, Louisville
Rainbow Babies & Children's Hospital, Cleveland
Children's Hospital of Michigan, Detroit
Children's Mercy Hospital, Kansas City
Arkansas Children's Hospital, Little Rock
Texas Children's Hospital, Houston
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Arkansas Children's Hospital Research Institute
OTHER