[1] Georgetown Univ, Dept Pediat, Div Pediat Endocrinol, Washington, DC 20057 USA
[2] Georgetown Univ, Program Regulatory Sci & Med, Washington, DC USA
[3] Eunice Kennedy Shriver Natl Inst Child Hlth & Hum, Sect Endocrinol & Genet, NIH, Bethesda, MD 20892 USA
[4] MedStar Hlth Res Inst, Dept Biostat & Bioinformat, Hyattsville, MD USA
[5] NHLBI, Sect Lipoprot Metab, NIH, Bldg 10, Bethesda, MD 20892 USA
[6] Univ Massachusetts, Sch Med, Dept Med, Diabet Ctr Excellence, Worcester, MA USA
[7] NIDDK, Sect Pediat Diabet & Metab, NIH, Bethesda, MD 20892 USA