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A Blood Test to Look at Cells of the Immune System in Healthy Children

This study has been completed.
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Information provided by:
National Institute of Allergy and Infectious Diseases (NIAID) Identifier:
First received: November 2, 1999
Last updated: July 29, 2008
Last verified: October 2004