39
Participants
Start Date
August 31, 2011
Primary Completion Date
September 30, 2012
Study Completion Date
September 30, 2012
Cholecalciferol
1000 IU by mouth, once daily for 3 months.
Cholecalciferol
5000 IU by mouth, once daily for 3 months.
Children's Hospital of Philadelphia, Philadelphia
Children's Hospital of Philadelphia
OTHER