257
Participants
Start Date
February 28, 2013
Primary Completion Date
August 25, 2017
Study Completion Date
August 25, 2017
The Children's Hospital of Philadelphia, Philadelphia
Children's National Medical Center, Washington D.C.
National Institutes of Health (NIH)
NIH
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Children's Hospital of Philadelphia
OTHER